Are your hands clean?

你的手干净吗？

《牛津词典》

She took a pinch of salt with her right hand, rubbed a trickle into the pan, and beat her hands clean like a pair of cymbals.

她用右手捏了一把盐，搓一撮盐放进锅内，然后把手拍干净，像敲钹一样。

youdao

Keep your nails short and your hands clean.

指甲要短，保持双手清洁。

《柯林斯英汉双解大词典》

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

VOA: special.2009.01.19

No apology can clean the blood from their hands,he said.

VOA: standard.2010.06.01

Overall, if you had to evaluate your overall risk, keeping your hands clean is the more important concern.

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Then again, Mozilo has wiped his hands clean of the Countrywide mess.

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He rubbed his hands clean.

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