diff --git a/components/comment/demo/basic.md b/components/comment/demo/basic.md
index 08e0e0addd..2f995b8651 100644
--- a/components/comment/demo/basic.md
+++ b/components/comment/demo/basic.md
@@ -84,7 +84,7 @@ class App extends React.Component {
         content={
           <p>Sagittis id consectetur purus ut faucibus pulvinar elementum integer enim. Pellentesque massa placerat duis ultricies lacus sed turpis. Tempus urna et pharetra pharetra massa massa.</p>
         }
-        time={
+        datetime={
           <Tooltip title={moment().format('YYYY-MM-DD HH:mm:ss')}>
             <span>{moment().fromNow()}</span>
           </Tooltip>
diff --git a/components/comment/demo/editor.md b/components/comment/demo/editor.md
index cef5a32f69..40a36733e6 100644
--- a/components/comment/demo/editor.md
+++ b/components/comment/demo/editor.md
@@ -97,7 +97,7 @@ class App extends React.Component {
             author: 'Han Solo',
             avatar: 'https://zos.alipayobjects.com/rmsportal/ODTLcjxAfvqbxHnVXCYX.png',
             content: values.message,
-            time: moment().fromNow(),
+            datetime: moment().fromNow(),
           },
           ...this.state.comments,
         ]
diff --git a/components/comment/demo/list.md b/components/comment/demo/list.md
index 0792bc32e4..67c41d3319 100644
--- a/components/comment/demo/list.md
+++ b/components/comment/demo/list.md
@@ -25,7 +25,7 @@ const data = [
     content: (
       <p>Nisl nisi scelerisque eu ultrices vitae auctor eu augue. Nulla at volutpat diam ut venenatis tellus in metus vulputate.</p>
     ),
-    time: (
+    datetime: (
       <Tooltip title={moment().subtract(1, 'days').format('YYYY-MM-DD HH:mm:ss')}>
         <span>{moment().subtract(1, 'days').fromNow()}</span>
       </Tooltip>
@@ -38,7 +38,7 @@ const data = [
     content: (
       <p>Sed turpis tincidunt id aliquet risus feugiat in ante metus. Faucibus nisl tincidunt eget nullam non.</p>
     ),
-    time: (
+    datetime: (
       <Tooltip title={moment().subtract(2, 'days').format('YYYY-MM-DD HH:mm:ss')}>
         <span>{moment().subtract(2, 'days').fromNow()}</span>
       </Tooltip>
@@ -58,7 +58,7 @@ ReactDOM.render(
         author={item.author}
         avatar={item.avatar}
         content={item.content}
-        time={item.time}
+        datetime={item.datetime}
       />
     )}
   />,
diff --git a/components/comment/index.en-US.md b/components/comment/index.en-US.md
index ba7f104cb8..d5906984a0 100644
--- a/components/comment/index.en-US.md
+++ b/components/comment/index.en-US.md
@@ -21,10 +21,6 @@ Comments can be used to enable discussions on an entity for example page, blog p
 | children | Nested comments should be provided as children of the Comment | ReactNode | - |
 | className | Addtional className for comment | string | - |
 | content | The main content of the comment | ReactNode | - |
-| contentStyle | Inline style to apply to the comment content | object | - |
-| avatarStyle | Inline style to apply to the comment avatar | object | - |
 | id | Optional ID for the comment | string | - |
-| innerStyle | Additional style for the inner content | object | - |
-| prefixCls | Comment prefix className defaults to `.ant-comment` | string | .ant-comment |
 | style | Additional style for the comment | object | - |
-| time | A time element containing the time to be displayed | ReactNode | - |
+| datetime | A datetime element containing the time to be displayed | ReactNode | - |
diff --git a/components/comment/index.tsx b/components/comment/index.tsx
index 7bf7b85e53..acab8622c4 100644
--- a/components/comment/index.tsx
+++ b/components/comment/index.tsx
@@ -14,20 +14,14 @@ export interface CommentProps {
   content: React.ReactNode;
   /** Nested comments should be provided as children of the Comment */
   children?: any;
-  /** Additional style for the comment content */
-  contentStyle?: React.CSSProperties;
-  /** Additional style for the comment avatar */
-  avatarStyle?: React.CSSProperties;
   /** Optional ID for the comment */
   id?: string;
-  /** Additional style for the comment inner wrapper */
-  innerStyle?: React.CSSProperties;
   /** Comment prefix defaults to '.ant-comment' */
   prefixCls?: string;
   /** Additional style for the comment */
   style?: React.CSSProperties;
-  /** A time element containing the time to be displayed */
-  time?: React.ReactNode;
+  /** A datetime element containing the time to be displayed */
+  datetime?: React.ReactNode;
   /** Direction of the comment left or right */
   direction?: 'left' | 'right';
 }
@@ -62,16 +56,13 @@ export default class Comment extends React.Component<CommentProps, {}> {
       actions,
       author,
       avatar,
-      avatarStyle = {},
       children,
       className,
       content,
-      contentStyle = {},
       direction = 'left',
-      innerStyle = {},
       prefixCls = 'ant-comment',
       style = {},
-      time,
+      datetime,
       ...otherProps
     } = this.props;
 
@@ -90,14 +81,14 @@ export default class Comment extends React.Component<CommentProps, {}> {
       );
     }
 
-    if (time) {
+    if (datetime) {
       authorElements.push(
-        <span key="time" className={`${prefixCls}-content-author-time`}>{time}</span>,
+        <span key="time" className={`${prefixCls}-content-author-time`}>{datetime}</span>,
       );
     }
 
     const avatarDom = (
-      <div key="avatar" className={`${prefixCls}-avatar`} style={avatarStyle}>
+      <div key="avatar" className={`${prefixCls}-avatar`}>
         {typeof avatar === 'string' ? <img src={avatar} /> : avatar}
       </div>
     );
@@ -113,7 +104,7 @@ export default class Comment extends React.Component<CommentProps, {}> {
     );
 
     const contentDom = (
-      <div key="content" className={`${prefixCls}-content`} style={contentStyle}>
+      <div key="content" className={`${prefixCls}-content`}>
         {authorContent}
         <div className={`${prefixCls}-content-detail`}>
           {content}
@@ -124,7 +115,7 @@ export default class Comment extends React.Component<CommentProps, {}> {
 
     const comment = (
       <div {...otherProps} className={classString} style={style}>
-        <div className={`${prefixCls}-inner`} style={innerStyle}>
+        <div className={`${prefixCls}-inner`}>
           {direction === 'left'
             ? [avatarDom, contentDom]
             : [contentDom, avatarDom]
diff --git a/components/comment/index.zh-CN.md b/components/comment/index.zh-CN.md
index 664f97ef87..ca41abf7ac 100644
--- a/components/comment/index.zh-CN.md
+++ b/components/comment/index.zh-CN.md
@@ -2,17 +2,17 @@
 category: Components
 type: Data Display
 title: Comment
-subtitle: 分割线
+subtitle: 评论
 cols: 1
 ---
 
- 单一评论组件。
+单一评论组件。
 
- ## When To Use
+## 何时使用
 
- 评论可用于启用对实体的讨论，例如页面，博客文章，问题或其他。
+评论组件可用于对事物的讨论，例如页面、博客文章、问题等等。
 
- ## API
+## API
 
 | Property | Description | Type | Default |
 | -------- | ----------- | ---- | ------- |
@@ -22,10 +22,6 @@ cols: 1
 | children | 嵌套注释应作为注释的子项提供 | ReactNode | - |
 | className | 网格容器类名 | string | - |
 | content | 评论的主要内容 | ReactNode | - |
-| contentStyle | 要应用于评论内容的内联样式 | object | - |
-| headStyle | 内联样式应用于评论头像 | object | - |
 | id | 评论的可选ID | string | - |
-| innerStyle | 内容的附加风格 | object | - |
-| prefixCls | 注释前缀className默认为`.ant-comment` | string | .ant-comment |
 | style | 评论的其他风格 | object | - |
-| time | 包含要显示的时间的时间元素 | ReactNode | - |
+| datetime | 包含要显示的时间的时间元素 | ReactNode | - |
diff --git a/components/comment/style/index.less b/components/comment/style/index.less
index d7017f0f46..e1bfa1aa0a 100644
--- a/components/comment/style/index.less
+++ b/components/comment/style/index.less
@@ -65,7 +65,7 @@
   &-actions {
     margin-top: 12px;
 
-    & > li {
+    > li {
       display: inline-block;
       color: @comment-action-color;
       > span {