diff --git a/comments/admin.py b/comments/admin.py
index 6897e44..9252174 100644
--- a/comments/admin.py
+++ b/comments/admin.py
@@ -25,8 +25,8 @@ class CommentAdmin(admin.ModelAdmin):
         'link_to_article',
         'is_enable',
         'created_time')
-    list_display_links = ('id', 'body')
-    list_filter = ('author', 'article', 'is_enable')
+    list_display_links = ('id', 'body', 'is_enable')
+    list_filter = ('is_enable', 'author', 'article',)
     exclude = ('created_time', 'last_mod_time')
     actions = [disable_commentstatus, enable_commentstatus]
 
diff --git a/comments/migrations/0002_alter_comment_is_enable.py b/comments/migrations/0002_alter_comment_is_enable.py
new file mode 100644
index 0000000..17c44db
--- /dev/null
+++ b/comments/migrations/0002_alter_comment_is_enable.py
@@ -0,0 +1,18 @@
+# Generated by Django 4.1.7 on 2023-04-24 13:48
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comments', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='comment',
+            name='is_enable',
+            field=models.BooleanField(default=False, verbose_name='是否显示'),
+        ),
+    ]
diff --git a/comments/models.py b/comments/models.py
index d7f5faa..27c67ef 100644
--- a/comments/models.py
+++ b/comments/models.py
@@ -26,7 +26,7 @@ class Comment(models.Model):
         null=True,
         on_delete=models.CASCADE)
     is_enable = models.BooleanField(
-        '是否显示', default=True, blank=False, null=False)
+        '是否显示', default=False, blank=False, null=False)
 
     class Meta:
         ordering = ['-id']
@@ -36,6 +36,3 @@ class Comment(models.Model):
 
     def __str__(self):
         return self.body
-
-    def save(self, *args, **kwargs):
-        super().save(*args, **kwargs)
diff --git a/djangoblog/blog_signals.py b/djangoblog/blog_signals.py
index 00ecff1..1b146bd 100644
--- a/djangoblog/blog_signals.py
+++ b/djangoblog/blog_signals.py
@@ -88,26 +88,26 @@ def model_post_save_callback(
             clearcache = True
 
     if isinstance(instance, Comment):
-
-        path = instance.article.get_absolute_url()
-        site = get_current_site().domain
-        if site.find(':') > 0:
-            site = site[0:site.find(':')]
-
-        expire_view_cache(
-            path,
-            servername=site,
-            serverport=80,
-            key_prefix='blogdetail')
-        if cache.get('seo_processor'):
-            cache.delete('seo_processor')
-        comment_cache_key = 'article_comments_{id}'.format(
-            id=instance.article.id)
-        cache.delete(comment_cache_key)
-        delete_sidebar_cache()
-        delete_view_cache('article_comments', [str(instance.article.pk)])
-
-        _thread.start_new(send_comment_email, (instance,))
+        if instance.is_enable:
+            path = instance.article.get_absolute_url()
+            site = get_current_site().domain
+            if site.find(':') > 0:
+                site = site[0:site.find(':')]
+
+            expire_view_cache(
+                path,
+                servername=site,
+                serverport=80,
+                key_prefix='blogdetail')
+            if cache.get('seo_processor'):
+                cache.delete('seo_processor')
+            comment_cache_key = 'article_comments_{id}'.format(
+                id=instance.article.id)
+            cache.delete(comment_cache_key)
+            delete_sidebar_cache()
+            delete_view_cache('article_comments', [str(instance.article.pk)])
+
+            _thread.start_new(send_comment_email, (instance,))
 
     if clearcache:
         cache.clear()
diff --git a/djangoblog/settings.py b/djangoblog/settings.py
index eae379c..5c51975 100644
--- a/djangoblog/settings.py
+++ b/djangoblog/settings.py
@@ -106,7 +106,7 @@ DATABASES = {
         'ENGINE': 'django.db.backends.mysql',
         'NAME': os.environ.get('DJANGO_MYSQL_DATABASE') or 'djangoblog',
         'USER': os.environ.get('DJANGO_MYSQL_USER') or 'root',
-        'PASSWORD': os.environ.get('DJANGO_MYSQL_PASSWORD') or 'djangoblog_123',
+        'PASSWORD': os.environ.get('DJANGO_MYSQL_PASSWORD') or 'root',
         'HOST': os.environ.get('DJANGO_MYSQL_HOST') or '127.0.0.1',
         'PORT': int(
             os.environ.get('DJANGO_MYSQL_PORT') or 3306),
diff --git a/templates/comments/tags/post_comment.html b/templates/comments/tags/post_comment.html
index fa31ecd..8a4fc48 100644
--- a/templates/comments/tags/post_comment.html
+++ b/templates/comments/tags/post_comment.html
@@ -15,7 +15,7 @@
             </p>
             {{ form.parent_comment_id }}
             <div class="form-submit">
-                <span class="comment-markdown"> 支持markdown</span>
+                <span class="comment-markdown"> 支持markdown,评论经审核后才会显示。</span>
                 <input name="submit" type="submit" id="submit" class="submit" value="发表评论"/>
                 <small class="cancel-comment" id="cancel_comment" style="display: none">
                     <a href="javascript:void(0)" id="cancel-comment-reply-link" onclick="cancel_reply()">取消回复</a>