If it also implements additional interfaces, then it contains the implementations of the additional interfaces (just like an interface proxy).

如果还实现了额外的接口，那么它还要包含对额外接口的实现(就象是接口代理一样)。

youdao

If it also implements additional interfaces, then it contains the implementations of the additional interfaces (just like an interface proxy).

如果还实现了额外的接口，那么它还要包含对额外接口的实现(就象是接口代理一样)。

youdao