Releases the unmanaged resources that are used by the object and optionally releases managed resources.

释放由该对象使用的非托管资源，并可选择释放托管资源。

youdao

Releases the unmanaged resources that are used by the object and optionally releases managed resources.

释放由该对象使用的非托管资源，并可选择释放托管资源。

youdao