分部方法在分部类型的一个部分中定义它的签名，并在该类型的另外一个部分中定义它的实现。

A partial method has its signature defined in one part of a partial type, and its implementation defined in another part of the type.

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分部方法在分部类型的一个部分中定义它的签名，并在该类型的另外一个部分中定义它的实现。

A partial method has its signature defined in one part of a partial type, and its implementation defined in another part of the type.

youdao