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docs: Add missing Chinese description
Add missing Chinese description - use-lazy-query.md
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# useLazyQuery(延迟查询)
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继承自 [useQuery](./use-query.md)
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## 额外返回值(Additional Return)
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* `load(document?, variables?, options?)`:一个用于启动查询的函数。如果是**第一次调用该查询**,它将返回 `Promise<Result>`;否则返回 `false`
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### 示例:
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```js
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const { load, refetch } = useLazyQuery(query, variables, options)
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function fetchOrRefetch() {
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load() || refetch()
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}
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async function waitForLoad() {
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try {
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const result = await load()
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// 使用 result 做一些处理
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}
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catch (error) {
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// 错误处理
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}
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}
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```

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