You really want to have clean hands.

你确实应该洗手。

youdao

So I decided to have clean hands to start with small things.

于是两袖清风的我决定从小事情做起。

youdao

Make sure you have clean hands that are free of lotion or oil.

请确保您拥有属于洗剂或无油干净的手。

youdao

When making yogurt, it is very important to have clean equipment, clean hands and good temperature control.

VOA: special.2009.01.19

Make sure to have clean hands and everything your hands touch should be as clean as possible.

WSJ: Ask Teri: How to Wear False Eyelashes

Mr Temizel may have clean hands, but does he have a brave heart?

ECONOMIST: Clean hands

For U.S. policymakers to single out currency manipulation as a primary concern for remediation (as the Peterson paper does), the United States should have clean hands.

FORBES: Foreign 'Currency Manipulation' Does Not Warrant Washington's Attention