diff --git a/comments.php b/comments.php
index ba5532d..e8931e1 100644
--- a/comments.php
+++ b/comments.php
@@ -34,7 +34,7 @@ if (comments_open()) {?>
 							<div class="input-group-prepend">
 								<span class="input-group-text"><i class="kicon i-user"></i></span>
 							</div>
-							<input class="form-control" id="author" placeholder="昵称" name="author" type="text" value="<?php echo esc_attr($commenter['comment_author']); ?>" required="required">
+							<input class="form-control" id="author" placeholder="<?php _e('昵称', 'kratos'); ?>" name="author" type="text" value="<?php echo esc_attr($commenter['comment_author']); ?>" required="required">
 						</div>
 					</div>
 					<div class="col-md-6 mt-3 mt-md-0 comment-form-email">
@@ -42,7 +42,7 @@ if (comments_open()) {?>
 							<div class="input-group-prepend">
 								<span class="input-group-text"><i class="kicon i-cemail"></i></span>
 							</div>
-							<input id="email" class="form-control" name="email" placeholder="邮箱" type="email" value="<?php echo esc_attr($commenter['comment_author_email']); ?>" required="required">
+							<input id="email" class="form-control" name="email" placeholder="<?php _e('邮箱', 'kratos'); ?>" type="email" value="<?php echo esc_attr($commenter['comment_author_email']); ?>" required="required">
 						</div>
 					</div>
 					<div class="col-md-6 mt-3 comment-form-author">
@@ -50,7 +50,7 @@ if (comments_open()) {?>
 							<div class="input-group-prepend">
 								<span class="input-group-text"><i class="kicon i-url"></i></span>
 							</div>
-							<input class="form-control" id="author" placeholder="网址" name="url" type="url" value="<?php echo esc_attr($commenter['comment_author_url']); ?>">
+							<input class="form-control" id="author" placeholder="<?php _e('网址', 'kratos'); ?>" name="url" type="url" value="<?php echo esc_attr($commenter['comment_author_url']); ?>">
 						</div>
 					</div>
 				</div>
diff --git a/languages/kratos.pot b/languages/kratos.pot
index 721a59d..148a574 100644
--- a/languages/kratos.pot
+++ b/languages/kratos.pot
@@ -3,7 +3,7 @@ msgid ""
 msgstr ""
 "Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\n"
 "Project-Id-Version: Kratos\n"
-"POT-Creation-Date: 2020-03-10 19:01+0800\n"
+"POT-Creation-Date: 2020-03-14 09:16+0800\n"
 "PO-Revision-Date: 2020-02-14 23:32+0800\n"
 "Last-Translator: \n"
 "Language-Team: \n"
@@ -54,11 +54,23 @@ msgstr ""
 msgid "您需要 <a href=\"%s\">登录</a> 之后才可以评论"
 msgstr ""
 
-#: comments.php:62
+#: comments.php:37
+msgid "昵称"
+msgstr ""
+
+#: comments.php:45
+msgid "邮箱"
+msgstr ""
+
+#: comments.php:53
+msgid "网址"
+msgstr ""
+
+#: comments.php:70
 msgid "取消回复"
 msgstr ""
 
-#: comments.php:63
+#: comments.php:71
 msgid "提交评论"
 msgstr ""