diff --git a/src/DjangoBlog-master/templates/comments/tags/comment_item_tree.html b/src/DjangoBlog-master/templates/comments/tags/comment_item_tree.html
index a9decd1..af4fd54 100644
--- a/src/DjangoBlog-master/templates/comments/tags/comment_item_tree.html
+++ b/src/DjangoBlog-master/templates/comments/tags/comment_item_tree.html
@@ -1,53 +1,69 @@
-{% load blog_tags %}
+{% load blog_tags %}  {# 加载自定义博客标签 #}
+
+{# 评论项模板 - 支持嵌套回复的树形结构 #}
 <li class="comment even thread-even depth-{{ depth }} parent" id="comment-{{ comment_item.pk }}"
-    style="margin-left: {% widthratio depth 1 3 %}rem">
+    style="margin-left: {% widthratio depth 1 3 %}rem">  {# 根据深度设置左边距，实现缩进 #}
     <div id="div-comment-{{ comment_item.pk }}" class="comment-body">
+        
+        {# 评论作者信息 #}
         <div class="comment-author vcard">
+            {# Gravatar头像 #}
             <img alt=""
                  src="{{ comment_item.author.email|gravatar_url:150 }}"
-                 srcset="{{ comment_item.author.email|gravatar_url:150 }}"
                  class="avatar avatar-96 photo" height="96" width="96">
+            {# 作者姓名 #}
             <cite class="fn">
                 <a rel="nofollow"
-                        {% if comment_item.author.is_superuser %}
+                   {% if comment_item.author.is_superuser %}  {# 超级用户有个人主页链接 #}
                    href="{{ comment_item.author.get_absolute_url }}"
-                        {% else %}
-                   href="#"
-                        {% endif %}
+                   {% else %}
+                   href="#"  {# 普通用户无链接 #}
+                   {% endif %}
                    rel="external nofollow"
-                   class="url">{{ comment_item.author.username }}
+                   class="url">
+                   {{ comment_item.author.username }}
                 </a>
             </cite>
-
         </div>
 
+        {# 评论元信息 #}
         <div class="comment-meta commentmetadata">
-            {{ comment_item.creation_time }}
+            {{ comment_item.creation_time }}  {# 评论时间 #}
         </div>
+        
+        {# 回复对象信息 #}
         <p>
-            {% if comment_item.parent_comment %}
-                <div>回复 <a
-                        href="#comment-{{ comment_item.parent_comment.pk }}">@{{ comment_item.parent_comment.author.username }}</a>
+            {% if comment_item.parent_comment %}  {# 如果是回复评论 #}
+                <div>
+                    回复 <a href="#comment-{{ comment_item.parent_comment.pk }}">  {# 跳转到父评论 #}
+                        @{{ comment_item.parent_comment.author.username }}  {# 显示被回复者用户名 #}
+                    </a>
                 </div>
             {% endif %}
         </p>
 
-        <p>{{ comment_item.body|escape|comment_markdown }}</p>
+        {# 评论内容 #}
+        <p>{{ comment_item.body|escape|comment_markdown }}</p>  {# 安全渲染评论内容 #}
 
-        <div class="reply"><a rel="nofollow" class="comment-reply-link"
-                              href="javascript:void(0)" data-pk="{{ comment_item.pk }}"
-                              aria-label="回复给{{ comment_item.author.username }}">回复</a></div>
+        {# 回复按钮 #}
+        <div class="reply">
+            <a rel="nofollow" class="comment-reply-link"
+               href="javascript:void(0)" 
+               data-pk="{{ comment_item.pk }}"  {# 存储评论ID用于JavaScript #}
+               aria-label="回复给{{ comment_item.author.username }}">回复</a>
+        </div>
     </div>
-
 </li><!-- #comment-## -->
-{% query article_comments parent_comment=comment_item as cc_comments %}
-{% for cc in cc_comments %}
+
+{# 递归加载子评论 - 构建评论树 #}
+{% query article_comments parent_comment=comment_item as cc_comments %}  {# 查询当前评论的子评论 #}
+{% for cc in cc_comments %}  {# 遍历所有子评论 #}
     {% with comment_item=cc template_name="comments/tags/comment_item_tree.html" %}
-        {% if depth >= 1 %}
-            {% include template_name %}
-        {% else %}
-            {% with depth=depth|add:1 %}
-                {% include template_name %}
+        {% if depth >= 1 %}  {# 如果已经有一定深度 #}
+            {% include template_name %}  {# 直接包含模板，保持当前深度 #}
+        {% else %}  {# 如果是第一层深度 #}
+            {% with depth=depth|add:1 %}  {# 深度加1 #}
+                {% include template_name %}  {# 包含模板，深度递增 #}
             {% endwith %}
         {% endif %}
     {% endwith %}