diff --git a/src/action-sheet/README.md b/src/action-sheet/README.md
index ccff8bdc3..f6495c61a 100644
--- a/src/action-sheet/README.md
+++ b/src/action-sheet/README.md
@@ -123,31 +123,31 @@ export default {
 
 | Attribute | Description | Type | Default |
 |------|------|------|------|
-| actions | Options | _Action[]_ | `[]` | 
-| title | Title | _string_ | - |
-| cancel-text | Text of cancel button | _string_ | - |
-| description `v2.2.8` | Description above the options | _string_ | - |
-| close-icon `v2.2.13` | Close icon name | _string_ | `cross` |
-| duration `v2.0.3` | Transition duration, unit second | _number_ | `0.3` |
-| round `v2.0.9` | Whether to show round corner | _boolean_ | `true` |
-| overlay | Whether to show overlay | _boolean_ | `true` |
-| lock-scroll | Whether to lock background scroll | _boolean_ | `true` |
-| lazy-render | Whether to lazy render util appeared | _boolean_ | `true`  |
-| close-on-click-action | Whether to close when click action | _boolean_ | `false` |
-| close-on-click-overlay | Whether to close when click overlay | _boolean_ | `true` |
-| safe-area-inset-bottom | Whether to enable bottom safe area adaptation | _boolean_ | `true` |
-| get-container | Return the mount node for ActionSheet | _string \| () => Element_ | - |
+| actions | Options | *Action[]* | `[]` | 
+| title | Title | *string* | - |
+| cancel-text | Text of cancel button | *string* | - |
+| description `v2.2.8` | Description above the options | *string* | - |
+| close-icon `v2.2.13` | Close icon name | *string* | `cross` |
+| duration `v2.0.3` | Transition duration, unit second | *string \| number* | `0.3` |
+| round `v2.0.9` | Whether to show round corner | *boolean* | `true` |
+| overlay | Whether to show overlay | *boolean* | `true` |
+| lock-scroll | Whether to lock background scroll | *boolean* | `true` |
+| lazy-render | Whether to lazy render util appeared | *boolean* | `true`  |
+| close-on-click-action | Whether to close when click action | *boolean* | `false` |
+| close-on-click-overlay | Whether to close when click overlay | *boolean* | `true` |
+| safe-area-inset-bottom | Whether to enable bottom safe area adaptation | *boolean* | `true` |
+| get-container | Return the mount node for ActionSheet | *string \| () => Element* | - |
 
 ### Data Structure of Action
 
 | Key | Description | Type |
 |------|------|------|
-| name | Title | _string_ |
-| subname | Subtitle | _string_ |
-| color | Text color | _string_ |
-| className | className for the option | _any_ |
-| loading | Whether to be loading status | _boolean_ |
-| disabled | Whether to be disabled | _boolean_ |
+| name | Title | *string* |
+| subname | Subtitle | *string* |
+| color | Text color | *string* |
+| className | className for the option | *any* |
+| loading | Whether to be loading status | *boolean* |
+| disabled | Whether to be disabled | *boolean* |
 
 ### Events
 
diff --git a/src/action-sheet/README.zh-CN.md b/src/action-sheet/README.zh-CN.md
index 945eaa7f6..05ff3722c 100644
--- a/src/action-sheet/README.zh-CN.md
+++ b/src/action-sheet/README.zh-CN.md
@@ -142,7 +142,7 @@ export default {
 | cancel-text | 取消按钮文字 | *string* | - |
 | description `v2.2.8` | 选项上方的描述信息 | *string* | - |
 | close-icon `v2.2.13` | 关闭 [图标名称](#/zh-CN/icon) 或图片链接 | *string* | `cross` |
-| duration `v2.0.3` | 动画时长，单位秒 | *number* | `0.3` |
+| duration `v2.0.3` | 动画时长，单位秒 | *string \| number* | `0.3` |
 | round `v2.0.9` | 是否显示圆角 | *boolean* | `true` |
 | overlay | 是否显示遮罩层 | *boolean* | `true` |
 | lock-scroll | 是否锁定背景滚动 | *boolean* | `true` |
diff --git a/src/action-sheet/index.tsx b/src/action-sheet/index.tsx
index f6d2c7ba5..d8d91dab9 100644
--- a/src/action-sheet/index.tsx
+++ b/src/action-sheet/index.tsx
@@ -160,7 +160,7 @@ ActionSheet.props = {
   ...popupMixinProps,
   title: String,
   actions: Array,
-  duration: Number,
+  duration: [Number, String],
   cancelText: String,
   description: String,
   getContainer: [String, Function],
diff --git a/src/popup/README.md b/src/popup/README.md
index ada70de7a..781540537 100644
--- a/src/popup/README.md
+++ b/src/popup/README.md
@@ -122,7 +122,7 @@ export default {
 | position | Can be set to `top` `bottom` `right` `left` | *string* | `center` |
 | overlay-class | Custom overlay class | *string* | - |
 | overlay-style | Custom overlay style | *object* | - |
-| duration | Transition duration, unit second | *number* | `0.3` |
+| duration | Transition duration, unit second | *string \| number* | `0.3` |
 | round `v2.0.7` | Whether to show round corner | *boolean* | `false` |
 | lock-scroll | Whether to lock background scroll | *boolean* | `true` |
 | lazy-render | Whether to lazy render util appeared | *boolean* | `true` |
diff --git a/src/popup/README.zh-CN.md b/src/popup/README.zh-CN.md
index f9897a813..93b96c64f 100644
--- a/src/popup/README.zh-CN.md
+++ b/src/popup/README.zh-CN.md
@@ -133,7 +133,7 @@ export default {
 | position | 弹出位置，可选值为 `top` `bottom` `right` `left` | *string* | `center` |
 | overlay-class | 自定义遮罩层类名 | *string* | - |
 | overlay-style | 自定义遮罩层样式 | *object* | - |
-| duration | 动画时长，单位秒 | *number* | `0.3` |
+| duration | 动画时长，单位秒 | *string \| number* | `0.3` |
 | round `v2.0.7` | 是否显示圆角 | *boolean* | `false` |
 | lock-scroll | 是否锁定背景滚动 | *boolean* | `true` |
 | lazy-render | 是否在显示弹层时才渲染节点 | *boolean* | `true` |
diff --git a/src/popup/index.js b/src/popup/index.js
index 1354923ac..f9db81a2a 100644
--- a/src/popup/index.js
+++ b/src/popup/index.js
@@ -9,7 +9,7 @@ export default createComponent({
 
   props: {
     round: Boolean,
-    duration: Number,
+    duration: [Number, String],
     closeable: Boolean,
     transition: String,
     safeAreaInsetBottom: Boolean,