净

这台机器产出的净水，可以直接用来做饭和烧水喝。

The purified water produced by this machine can be used directly for cooking or boiled for drinking.

平时工作比较忙，我常常在超市买净菜，回家就不用洗菜切菜了。

I'm usually busy with work, so I often buy pre-washed and pre-cut vegetables at the supermarket to save myself from washing and chopping them at home.

他整天净说空话，从来不办实事。

He does nothing but make empty promises all day and never gets anything done.

别听他的，他净出一些坏主意。

Don't listen to him; all he ever comes up with are bad ideas.