与向已有参数对象传递简单的引用相比，这种方式的开销要高很多。

This is considerably more expensive than passing a simple reference to the existing parameter object.

youdao

与向已有参数对象传递简单的引用相比，这种方式的开销要高很多。

This is considerably more expensive than passing a simple reference to the existing parameter object.

youdao