使用load方法并传递需要加载的类类型以及记录的标识符值。
You use the load method and pass it the class type you want to load, as well as the identity value for the entry you want.
使用load方法并传递需要加载的类类型以及记录的标识符值。
You use the load method and pass it the class type you want to load, as well as the identity value for the entry you want.
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