diff --git a/README.md b/README.md
index 8ecce24..73aee77 100644
--- a/README.md
+++ b/README.md
@@ -47,11 +47,15 @@ Vue.use(VTrack, {
 ```js
 /* track-events.js */
 export default {
-  /** @desc UV、PV埋点 */
+  /**
+   * @name UVPV 固定名称不支持修改
+   * @desc UV、PV埋点
+   */
   UVPV() {
     ...
   },
   /**
+   * @name TONP 固定名称不支持修改
    * @desc 页面停留时间埋点（Time on Page）
    * @param {String} stt 进入页面时长，单位为秒
    */
@@ -59,15 +63,13 @@ export default {
     ...
   },
   /**
+   * @name 18015 埋点唯一标识ID（自定义）
    * @param {Object} context 当前上下文
    * @param {Object} args 剩余参数
    */
   18015(context, args) {
     ...
   }
-  18016(context, args) {
-    ...
-  }
   ...
 }
 ```
@@ -82,20 +84,20 @@ export default {
 <!-- 事件行为埋点（DOM） -->
 <div v-track:18015.click="handleClick"></div>
 <div v-track:18015.click="{ handleClick, item, index }"></div>
-<div v-track:18015.click.async="{ handleSearch, searchResult }"></div>
+<div v-track:18015.click.async="{ handleSearch, rest }"></div>
 <div v-track:18015.click.delay="handleClick"></div>
 
 <!-- 事件行为埋点（组件） -->
 <cmp v-track:18015.click="handleClick"></cmp>
 <cmp v-track:18015.[自定义事件名]="handleSearch"></cmp>
 <cmp v-track:18015.[自定义事件名].delay="handleSearch"></cmp>
-<cmp v-track:18015.[自定义事件名].async="{ handleSearch, searchResult }"></cmp>
+<cmp v-track:18015.[自定义事件名].async="{ handleSearch, rest }"></cmp>
 
-<!-- 区域展现埋点 -->
-<cmp v-track:18015.show></cmp>
-<cmp v-track:18015.show.once></cmp>
-<cmp v-track:18015.show.custom="{ ref: 'scroll' }"></cmp>
-<cmp v-track:18015.show.custom.once="{ ref: 'scroll' }"></cmp>
+<!-- 区域展现埋点（block 可以是 DOM 或者组件） -->
+<block v-track:18015.show></block>
+<block v-track:18015.show.once></block>
+<block v-track:18015.show.custom="{ ref: 'scroll' }"></block>
+<block v-track:18015.show.custom.once="{ ref: 'scroll' }"></block>
 ```
 
 ## LICENSE
diff --git a/src/utils/vis-monitor.js b/src/utils/vis-monitor.js
index 27f2826..18a82f2 100644
--- a/src/utils/vis-monitor.js
+++ b/src/utils/vis-monitor.js
@@ -2,7 +2,7 @@
  * @Author: 宋慧武
  * @Date: 2019-04-08 11:13:34
  * @Last Modified by: 宋慧武
- * @Last Modified time: 2019-04-08 12:00:05
+ * @Last Modified time: 2019-04-13 23:10:29
  */
 import { isElement, isVisible, isInViewport } from "./dom";
 import { isFun, debounce } from "./helper";
@@ -11,7 +11,7 @@ import { isFun, debounce } from "./helper";
  * @class
  * @name VisMonitor
  *
- * @deec 目标元素控制器
+ * @desc 目标元素控制器
  */
 export default class VisMonitor {
   constructor(ele, ref) {