Instead, they exist in the business logic layer.

它们存在于业务逻辑层。

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The View layer is thin and supplies no business logic.

视图层比较单薄，它不提供业务逻辑。

youdao

The View layer is thin and supplies no business logic.

视图层比较单薄，它不提供业务逻辑。

youdao