diff --git a/archive.php b/archive.php
index 5e81a0e..0bb0d66 100644
--- a/archive.php
+++ b/archive.php
@@ -52,7 +52,7 @@ get_header(); ?>
 
 		</main><!-- #main -->
 		<?php if ( akina_option('pagenav_style') == 'ajax') { ?>
-		<div id="pagination" <?php if(akina_option('image_category') && is_category(explode(',',akina_option('image_category')))) echo 'class="pagination-archive"'; ?>><?php next_posts_link(__('Previous')); ?></div>
+		<div id="pagination" <?php if(akina_option('image_category') && is_category(explode(',',akina_option('image_category')))) echo 'class="pagination-archive"'; ?>><?php next_posts_link(' Previous'); ?></div>
 		<div id="add_post"><span id="add_post_time" style="visibility: hidden;" title="<?php echo akina_option('auto_load_post',''); ?>"  ></span></div>
 		<?php }else{ ?>
 		<nav class="navigator">
diff --git a/author.php b/author.php
index 6c66cdd..de5dbaf 100644
--- a/author.php
+++ b/author.php
@@ -73,7 +73,7 @@ get_header();
 
 		</main><!-- #main -->
 		<?php if ( akina_option('pagenav_style') == 'ajax') { ?>
-		<div id="pagination"><?php next_posts_link(__('Previous')); ?></div>
+		<div id="pagination"><?php next_posts_link(' Previous'); ?></div>
 		<div id="add_post"><span id="add_post_time" style="visibility: hidden;" title="<?php echo akina_option('auto_load_post',''); ?>"  ></span></div>
 		<?php }else{ ?>
 		<nav class="navigator">
diff --git a/functions.php b/functions.php
index eb95859..41c78d9 100644
--- a/functions.php
+++ b/functions.php
@@ -1649,12 +1649,12 @@ function markdown_parser($incoming_comment) {
     global $wpdb,$comment_markdown_content;
     $re = '/```([\s\S]*?)```[\s]*|`{1,2}[^`](.*?)`{1,2}|\[.*?\]\([\s\S]*?\)/m';
     if(preg_replace($re,'temp',$incoming_comment['comment_content']) != strip_tags(preg_replace($re,'temp',$incoming_comment['comment_content']))){
-    siren_ajax_comment_err('评论只支持Markdown啦，见谅╮(￣▽￣)╭<br>Markdown Supported while <i class="fa fa-code" aria-hidden="true"></i> Forbidden');
-    return( $incoming_comment );
+        siren_ajax_comment_err('评论只支持Markdown啦，见谅╮(￣▽￣)╭<br>Markdown Supported while <i class="fa fa-code" aria-hidden="true"></i> Forbidden');
+        return( $incoming_comment );
     }
     $myCustomer = $wpdb->get_row("SELECT * FROM wp_comments");
     //Add column if not present.
-    if (!isset($myCustomer->say_state)) {
+    if (!isset($myCustomer->comment_markdown)) {
         $wpdb->query("ALTER TABLE wp_comments ADD comment_markdown text");
     }
     $comment_markdown_content = $incoming_comment['comment_content'];
diff --git a/index.php b/index.php
index fe01946..30b036e 100644
--- a/index.php
+++ b/index.php
@@ -64,7 +64,7 @@ get_header();
 		<?php else : get_template_part( 'tpl/content', 'none' ); endif; ?>
 		</main><!-- #main -->
 		<?php if ( akina_option('pagenav_style') == 'ajax') { ?>
-		<div id="pagination"><?php next_posts_link('Previous'); ?></div>
+		<div id="pagination"><?php next_posts_link(' Previous'); ?></div>
 		<div id="add_post"><span id="add_post_time" style="visibility: hidden;" title="<?php echo akina_option('auto_load_post',''); ?>"  ></span></div>
 		<?php }else{ ?>
 		<nav class="navigator">
diff --git a/languages/en_US.mo b/languages/en_US.mo
index d3ca127..4e717de 100644
Binary files a/languages/en_US.mo and b/languages/en_US.mo differ
diff --git a/languages/en_US.po b/languages/en_US.po
index 8cf2e3c..61a88a6 100644
--- a/languages/en_US.po
+++ b/languages/en_US.po
@@ -1,8 +1,8 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: Sakura\n"
-"POT-Creation-Date: 2019-11-16 10:08+0800\n"
-"PO-Revision-Date: 2019-11-16 10:11+0800\n"
+"POT-Creation-Date: 2019-11-17 21:32+0800\n"
+"PO-Revision-Date: 2019-11-17 21:32+0800\n"
 "Last-Translator: \n"
 "Language-Team: \n"
 "Language: en_US\n"
@@ -38,14 +38,10 @@ msgstr "Return to home page"
 msgid "Don't worry, search in site?"
 msgstr ""
 
-#: 404.php:53 footer.php:73 search.php:42
+#: 404.php:53 footer.php:62 search.php:42
 msgid "Search..."
 msgstr "Search..."
 
-#: archive.php:55 author.php:76
-msgid "Previous"
-msgstr "Previous"
-
 #: comments.php:21
 msgid "view comments"
 msgstr "View comments"
@@ -130,86 +126,86 @@ msgstr ""
 msgid "Site"
 msgstr ""
 
+#: footer.php:75 footer.php:83
+msgid "Want to find something?"
+msgstr ""
+
+#: footer.php:85
+msgid "Search"
+msgstr ""
+
 #: footer.php:144
 msgid "Widgets"
 msgstr ""
 
-#: footer.php:86 footer.php:94
-msgid "Want to find something?"
-msgstr ""
-
-#: footer.php:96
-msgid "Search"
-msgstr ""
-
-#: functions.php:52
+#: functions.php:51
 msgid "Nav Menus"
 msgstr ""
 
-#: functions.php:390 inc/theme_plus.php:187 layouts/authorprofile.php:11
+#: functions.php:389 inc/theme_plus.php:187 layouts/authorprofile.php:11
 #: options.php:123
 msgid "Author"
 msgstr ""
 
-#: functions.php:390
+#: functions.php:389
 msgid "Blogger"
 msgstr ""
 
-#: functions.php:394
+#: functions.php:393
 msgid "Location"
 msgstr ""
 
-#: functions.php:398
+#: functions.php:397
 msgid "Private"
 msgstr ""
 
-#: functions.php:400
+#: functions.php:399
 msgid "Yes"
 msgstr ""
 
-#: functions.php:402
+#: functions.php:401
 msgid "No"
 msgstr ""
 
-#: functions.php:405
+#: functions.php:404
 msgid "Edit"
 msgstr ""
 
-#: functions.php:486
+#: functions.php:485
 msgid ""
 "Please install pulgin <a href=\"https://wordpress.org/plugins/wp-statistics/"
 "\" target=\"_blank\">WP-Statistics</a>"
 msgstr ""
 
-#: functions.php:539
+#: functions.php:538
 msgid "This guy is so lazy ╮(╯▽╰)╭"
 msgstr ""
 
-#: functions.php:1260
+#: functions.php:1248
 msgid "All expand/collapse"
 msgstr ""
 
-#: functions.php:1271 options.php:840
+#: functions.php:1259 options.php:840
 msgid " "
 msgstr ""
 
-#: functions.php:1275
+#: functions.php:1263
 msgid " post(s)"
 msgstr ""
 
-#: functions.php:1297 functions.php:1300 inc/theme_plus.php:479
+#: functions.php:1285 functions.php:1288 inc/theme_plus.php:479
 msgid "Dashboard"
 msgstr ""
 
-#: functions.php:1513
+#: functions.php:1501
 msgid "<b>ERROR</b>: This email domain (<b>@"
 msgstr ""
 
-#: functions.php:1593
+#: functions.php:1581
 msgid "QQ"
 msgstr ""
 
-#: functions.php:1649
+#: functions.php:1637
 msgid "Sidebar"
 msgstr ""
 
@@ -1501,7 +1497,7 @@ msgid "Chevereto API v1 key"
 msgstr ""
 
 #: options.php:1042
-msgid "Get your API key here "
+msgid "Get your API key here: "
 msgstr ""
 
 #: options.php:1048
@@ -1745,7 +1741,7 @@ msgid "Please enter email address."
 msgstr ""
 
 #: user/page-register.php:26
-msgid "Invalid email address"
+msgid "Invalid email address."
 msgstr ""
 
 #: user/page-register.php:29
@@ -1753,11 +1749,11 @@ msgid "This email address has been registered."
 msgstr ""
 
 #: user/page-register.php:34
-msgid "Password length is at least 6 digits"
+msgid "Password length is at least 6 digits."
 msgstr ""
 
 #: user/page-register.php:36
-msgid "Inconsistent password entered twice"
+msgid "Inconsistent password entered twice."
 msgstr ""
 
 #: user/page-register.php:41
@@ -1781,9 +1777,12 @@ msgid "Sign up"
 msgstr ""
 
 #: user/page-register.php:92
-msgid "Registration is not open yet"
+msgid "Registration is not open yet."
 msgstr ""
 
+#~ msgid " Previous"
+#~ msgstr " Previous"
+
 #, php-format
 #~ msgid "第 %s 页"
 #~ msgstr "Page %s"
diff --git a/languages/sakura.pot b/languages/sakura.pot
index 4c51f51..f2818c3 100644
--- a/languages/sakura.pot
+++ b/languages/sakura.pot
@@ -3,7 +3,7 @@ msgid ""
 msgstr ""
 "Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\n"
 "Project-Id-Version: Sakura\n"
-"POT-Creation-Date: 2019-11-16 10:11+0800\n"
+"POT-Creation-Date: 2019-11-17 21:32+0800\n"
 "PO-Revision-Date: 2019-11-01 14:27+0800\n"
 "Last-Translator: \n"
 "Language-Team: \n"
@@ -38,14 +38,10 @@ msgstr ""
 msgid "Don't worry, search in site?"
 msgstr ""
 
-#: 404.php:53 footer.php:73 search.php:42
+#: 404.php:53 footer.php:62 search.php:42
 msgid "Search..."
 msgstr ""
 
-#: archive.php:55 author.php:76
-msgid "Previous"
-msgstr ""
-
 #: comments.php:21
 msgid "view comments"
 msgstr ""
@@ -130,85 +126,85 @@ msgstr ""
 msgid "Site"
 msgstr ""
 
+#: footer.php:75 footer.php:83
+msgid "Want to find something?"
+msgstr ""
+
+#: footer.php:85
+msgid "Search"
+msgstr ""
+
 #: footer.php:144
 msgid "Widgets"
 msgstr ""
 
-#: footer.php:86 footer.php:94
-msgid "Want to find something?"
-msgstr ""
-
-#: footer.php:96
-msgid "Search"
-msgstr ""
-
-#: functions.php:52
+#: functions.php:51
 msgid "Nav Menus"
 msgstr ""
 
-#: functions.php:390 inc/theme_plus.php:187 layouts/authorprofile.php:11 options.php:123
+#: functions.php:389 inc/theme_plus.php:187 layouts/authorprofile.php:11 options.php:123
 msgid "Author"
 msgstr ""
 
-#: functions.php:390
+#: functions.php:389
 msgid "Blogger"
 msgstr ""
 
-#: functions.php:394
+#: functions.php:393
 msgid "Location"
 msgstr ""
 
-#: functions.php:398
+#: functions.php:397
 msgid "Private"
 msgstr ""
 
-#: functions.php:400
+#: functions.php:399
 msgid "Yes"
 msgstr ""
 
-#: functions.php:402
+#: functions.php:401
 msgid "No"
 msgstr ""
 
-#: functions.php:405
+#: functions.php:404
 msgid "Edit"
 msgstr ""
 
-#: functions.php:486
+#: functions.php:485
 msgid ""
 "Please install pulgin <a href=\"https://wordpress.org/plugins/wp-statistics/\" target=\"_blank"
 "\">WP-Statistics</a>"
 msgstr ""
 
-#: functions.php:539
+#: functions.php:538
 msgid "This guy is so lazy ╮(╯▽╰)╭"
 msgstr ""
 
-#: functions.php:1260
+#: functions.php:1248
 msgid "All expand/collapse"
 msgstr ""
 
-#: functions.php:1271 options.php:840
+#: functions.php:1259 options.php:840
 msgid " "
 msgstr ""
 
-#: functions.php:1275
+#: functions.php:1263
 msgid " post(s)"
 msgstr ""
 
-#: functions.php:1297 functions.php:1300 inc/theme_plus.php:479
+#: functions.php:1285 functions.php:1288 inc/theme_plus.php:479
 msgid "Dashboard"
 msgstr ""
 
-#: functions.php:1513
+#: functions.php:1501
 msgid "<b>ERROR</b>: This email domain (<b>@"
 msgstr ""
 
-#: functions.php:1593
+#: functions.php:1581
 msgid "QQ"
 msgstr ""
 
-#: functions.php:1649
+#: functions.php:1637
 msgid "Sidebar"
 msgstr ""
 
@@ -1478,7 +1474,7 @@ msgid "Chevereto API v1 key"
 msgstr ""
 
 #: options.php:1042
-msgid "Get your API key here "
+msgid "Get your API key here: "
 msgstr ""
 
 #: options.php:1048
@@ -1707,7 +1703,7 @@ msgid "Please enter email address."
 msgstr ""
 
 #: user/page-register.php:26
-msgid "Invalid email address"
+msgid "Invalid email address."
 msgstr ""
 
 #: user/page-register.php:29
@@ -1715,11 +1711,11 @@ msgid "This email address has been registered."
 msgstr ""
 
 #: user/page-register.php:34
-msgid "Password length is at least 6 digits"
+msgid "Password length is at least 6 digits."
 msgstr ""
 
 #: user/page-register.php:36
-msgid "Inconsistent password entered twice"
+msgid "Inconsistent password entered twice."
 msgstr ""
 
 #: user/page-register.php:41
@@ -1743,5 +1739,5 @@ msgid "Sign up"
 msgstr ""
 
 #: user/page-register.php:92
-msgid "Registration is not open yet"
+msgid "Registration is not open yet."
 msgstr ""
diff --git a/languages/zh_CN.mo b/languages/zh_CN.mo
index a83661d..1704ea2 100644
Binary files a/languages/zh_CN.mo and b/languages/zh_CN.mo differ
diff --git a/languages/zh_CN.po b/languages/zh_CN.po
index b9cd753..a7062bf 100644
--- a/languages/zh_CN.po
+++ b/languages/zh_CN.po
@@ -1,8 +1,8 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: Sakura\n"
-"POT-Creation-Date: 2019-11-16 10:08+0800\n"
-"PO-Revision-Date: 2019-11-16 10:11+0800\n"
+"POT-Creation-Date: 2019-11-17 21:32+0800\n"
+"PO-Revision-Date: 2019-11-17 21:32+0800\n"
 "Last-Translator: \n"
 "Language-Team: \n"
 "Language: zh_CN\n"
@@ -38,14 +38,10 @@ msgstr "返回首页"
 msgid "Don't worry, search in site?"
 msgstr "别着急，试试站内检索？"
 
-#: 404.php:53 footer.php:73 search.php:42
+#: 404.php:53 footer.php:62 search.php:42
 msgid "Search..."
 msgstr "搜索..."
 
-#: archive.php:55 author.php:76
-msgid "Previous"
-msgstr "上一页"
-
 #: comments.php:21
 msgid "view comments"
 msgstr "查看评论"
@@ -130,52 +126,52 @@ msgstr "禁止小广告😀"
 msgid "Site"
 msgstr "网站"
 
+#: footer.php:75 footer.php:83
+msgid "Want to find something?"
+msgstr "想要找点什么呢？"
+
+#: footer.php:85
+msgid "Search"
+msgstr "搜索"
+
 #: footer.php:144
 msgid "Widgets"
 msgstr "小工具"
 
-#: footer.php:86 footer.php:94
-msgid "Want to find something?"
-msgstr "想要找点什么呢？"
-
-#: footer.php:96
-msgid "Search"
-msgstr "搜索"
-
-#: functions.php:52
+#: functions.php:51
 msgid "Nav Menus"
 msgstr "导航菜单"
 
-#: functions.php:390 inc/theme_plus.php:187 layouts/authorprofile.php:11
+#: functions.php:389 inc/theme_plus.php:187 layouts/authorprofile.php:11
 #: options.php:123
 msgid "Author"
 msgstr "作者"
 
-#: functions.php:390
+#: functions.php:389
 msgid "Blogger"
 msgstr "博主"
 
-#: functions.php:394
+#: functions.php:393
 msgid "Location"
 msgstr "来自"
 
-#: functions.php:398
+#: functions.php:397
 msgid "Private"
 msgstr "私密"
 
-#: functions.php:400
+#: functions.php:399
 msgid "Yes"
 msgstr "是"
 
-#: functions.php:402
+#: functions.php:401
 msgid "No"
 msgstr "否"
 
-#: functions.php:405
+#: functions.php:404
 msgid "Edit"
 msgstr "编辑"
 
-#: functions.php:486
+#: functions.php:485
 msgid ""
 "Please install pulgin <a href=\"https://wordpress.org/plugins/wp-statistics/"
 "\" target=\"_blank\">WP-Statistics</a>"
@@ -183,35 +179,35 @@ msgstr ""
 "请安装插件 <a href=\"https://wordpress.org/plugins/wp-statistics/\" target="
 "\"_blank\">WP-Statistics</a>"
 
-#: functions.php:539
+#: functions.php:538
 msgid "This guy is so lazy ╮(╯▽╰)╭"
 msgstr "这家伙好懒╮(╯▽╰)╭"
 
-#: functions.php:1260
+#: functions.php:1248
 msgid "All expand/collapse"
 msgstr "全部展开/收缩"
 
-#: functions.php:1271 options.php:840
+#: functions.php:1259 options.php:840
 msgid " "
 msgstr ""
 
-#: functions.php:1275
+#: functions.php:1263
 msgid " post(s)"
 msgstr " 篇文章"
 
-#: functions.php:1297 functions.php:1300 inc/theme_plus.php:479
+#: functions.php:1285 functions.php:1288 inc/theme_plus.php:479
 msgid "Dashboard"
 msgstr "管理中心"
 
-#: functions.php:1513
+#: functions.php:1501
 msgid "<b>ERROR</b>: This email domain (<b>@"
 msgstr ""
 
-#: functions.php:1593
+#: functions.php:1581
 msgid "QQ"
 msgstr ""
 
-#: functions.php:1649
+#: functions.php:1637
 msgid "Sidebar"
 msgstr "侧栏"
 
@@ -1528,8 +1524,8 @@ msgid "Chevereto API v1 key"
 msgstr ""
 
 #: options.php:1042
-msgid "Get your API key here "
-msgstr "在这里获取你的 API key："
+msgid "Get your API key here: "
+msgstr "在这里获取你的 API key： "
 
 #: options.php:1048
 msgid "Chevereto URL"
@@ -1549,7 +1545,7 @@ msgstr "评论图片代理"
 #: options.php:1056
 msgid ""
 "A front-ed proxy for the uploaded images. Leave it blank if you do not need."
-msgstr "前端显示的图片的代理"
+msgstr "前端显示的图片的代理。"
 
 #: options.php:1062
 msgid "Imgur upload proxy"
@@ -1710,7 +1706,7 @@ msgstr ""
 #: search.php:19
 #, php-format
 msgid "search result: %s"
-msgstr "关于 %s 的搜索结果： "
+msgstr "关于 %s 的搜索结果："
 
 #: tpl/content-category.php:30
 msgid "NOTHING"
@@ -1783,24 +1779,26 @@ msgid "This username has been registered."
 msgstr "该用户名已被注册。"
 
 #: user/page-register.php:24
+#, fuzzy
+#| msgid "Please enter email address."
 msgid "Please enter email address."
 msgstr "请填写电子邮件地址。"
 
 #: user/page-register.php:26
-msgid "Invalid email address"
-msgstr "电子邮件地址不正确。 "
+msgid "Invalid email address."
+msgstr "电子邮件地址不正确。"
 
 #: user/page-register.php:29
 msgid "This email address has been registered."
 msgstr "该电子邮件地址已经被注册。"
 
 #: user/page-register.php:34
-msgid "Password length is at least 6 digits"
-msgstr "密码长度至少6位。 "
+msgid "Password length is at least 6 digits."
+msgstr "密码长度至少6位。"
 
 #: user/page-register.php:36
-msgid "Inconsistent password entered twice"
-msgstr "两次输入的密码不一致。 "
+msgid "Inconsistent password entered twice."
+msgstr "两次输入的密码不一致。"
 
 #: user/page-register.php:41
 msgid "Please drag the slider to verify identity"
@@ -1823,8 +1821,13 @@ msgid "Sign up"
 msgstr "注 册"
 
 #: user/page-register.php:92
-msgid "Registration is not open yet"
-msgstr "暂未开放注册。 "
+#, fuzzy
+#| msgid "Registration is not open yet"
+msgid "Registration is not open yet."
+msgstr "暂未开放注册。"
+
+#~ msgid " Previous"
+#~ msgstr " 上一页"
 
 #~ msgid "A branch of theme Akina"
 #~ msgstr "Akina主题分支（原版地址 http://www.akina.pw/themeakina）"
diff --git a/options.php b/options.php
index ea44fe9..b8b1fa2 100644
--- a/options.php
+++ b/options.php
@@ -1039,7 +1039,7 @@ function optionsframework_options() {
 
 		$options[] = array(
 			'name' => __('Chevereto API v1 key', 'sakura'),
-			'desc' => __('Get your API key here '.akina_option('cheverto_url').'/dashboard/settings/api', 'sakura'),
+			'desc' => __('Get your API key here: '.akina_option('cheverto_url').'/dashboard/settings/api', 'sakura'),
 			'id' => 'chevereto_api_key',
 			'std' => '',
 			'type' => 'text');
diff --git a/user/page-register.php b/user/page-register.php
index d21fb13..83682f0 100644
--- a/user/page-register.php
+++ b/user/page-register.php
@@ -23,7 +23,7 @@ if( !empty($_POST['register_reg']) ) {
 	if ( $user_email == '' ) {
 	  $error .= '<strong>'.__("Error","sakura")./*错误*/'</strong>：'.__("Please enter email address.","sakura")./*请填写电子邮件地址。*/'<br />';
 	} elseif ( ! is_email( $user_email ) ) {
-	  $error .= '<strong>'.__("Error","sakura")./*错误*/'</strong>：'.__("Invalid email address","sakura")./*电子邮件地址不正确。*/'<br />';
+	  $error .= '<strong>'.__("Error","sakura")./*错误*/'</strong>：'.__("Invalid email address.","sakura")./*电子邮件地址不正确。*/'<br />';
 	  $user_email = '';
 	} elseif ( email_exists( $user_email ) ) {
 	  $error .= '<strong>'.__("Error","sakura")./*错误*/'</strong>：'.__("This email address has been registered.","sakura")./*该电子邮件地址已经被注册。*/'<br />';
@@ -31,9 +31,9 @@ if( !empty($_POST['register_reg']) ) {
 
 	// Check the password
 	if(strlen($_POST['user_pass']) < 6){
-	  $error .= '<strong>'.__("Error","sakura")./*错误*/'</strong>：'.__("Password length is at least 6 digits","sakura")./*密码长度至少6位。*/'<br />';
+	  $error .= '<strong>'.__("Error","sakura")./*错误*/'</strong>：'.__("Password length is at least 6 digits.","sakura")./*密码长度至少6位。*/'<br />';
 	}elseif($_POST['user_pass'] != $_POST['user_pass2']){
-		$error .= '<strong>'.__("Error","sakura")./*错误*/'</strong>：'.__("Inconsistent password entered twice","sakura")./*两次输入的密码不一致。*/'<br />';
+		$error .= '<strong>'.__("Error","sakura")./*错误*/'</strong>：'.__("Inconsistent password entered twice.","sakura")./*两次输入的密码不一致。*/'<br />';
 	}
 
 	// verification
@@ -89,7 +89,7 @@ if( !empty($_POST['register_reg']) ) {
 		<script>//window.location.href='<?php echo $loadurl; ?>';</script>
 		<?php } ?>
 		<?php else : ?>
-			<div class="register-close"><p><?php _e("Registration is not open yet","sakura")/*暂未开放注册。*/?></p></div>
+			<div class="register-close"><p><?php _e("Registration is not open yet.","sakura")/*暂未开放注册。*/?></p></div>
 		<?php endif; ?>
 		</main><!-- #main -->
 	</div><!-- #primary -->
@@ -194,4 +194,4 @@ get_footer();
 		return milliSeconds;
 	}
 </script>
-<script type='text/javascript' src='<?php bloginfo("template_url"); ?>/user/verification.js'></script>
\ No newline at end of file
+<script type='text/javascript' src='<?php bloginfo("template_url"); ?>/user/verification.js'></script>