<cn>
#### 典型卡片
包含标题、内容、操作区域。
</cn>

<us>
#### Basic card
A basic card containing a title, content and an extra corner content.
</us>

```html
<template>
  <a-card title="Card Title">
    <a href="#" slot="extra">more</a>
    <p>card content</p>
    <p>card content</p>
    <p>card content</p>
  </a-card>
</template>
```