Annotations are array types and can be set multiple times.

```ts
annotations: [
  {
    type: 'text',
    position: ['median', 'median'],
    content: '辅助文本',
    style: {
      fill: 'red',
    },
  },
];
```

`markdown:docs/common/annotations/text.zh.md`

`markdown:docs/common/annotations/line.zh.md`

`markdown:docs/common/annotations/arc.zh.md`

`markdown:docs/common/annotations/image.zh.md`

`markdown:docs/common/annotations/region.zh.md`

`markdown:docs/common/annotations/data-marker.zh.md`

`markdown:docs/common/annotations/data-region.zh.md`

`markdown:docs/common/annotations/region-filter.zh.md`

`markdown:docs/common/annotations/html.zh.md`

`markdown:docs/common/annotations/shape.zh.md`
