没用

没用

"Useless" or "no use."

Indicates that the cellphone has lost its functionality or purpose.

这个旧手机已经没用了。

This old cellphone is now useless.

Implies that attempts to achieve a goal were ineffective.

试了几次都没用。

Trying several times didn’t work.

Refers to an action or behavior being unproductive or futile.

不停抱怨是没用的，解决问题才重要。

Constant complaining is useless; solving the problem is key.