This elegant utensil is called Yi. Ancient nobles used it to wash hands in.

这件造型秀气的器物叫匜，是古代贵族专门用来洗手的用具。

youdao

We were given a basin of water to wash our hands in.

我们得到了一盆水洗手。

《柯林斯英汉双解大词典》

Poop and pee have lots of germs in them, so we need to wash our hands every time after we go potty.

大小便里有很多细菌，所以每次便后我们都要洗手。

youdao

Signs and posters advised pilgrims to wash their hands, and sanitizers were placed in many strategic locations.

VOA: standard.2009.11.29

"I don't think there's a good reason to close schools in Ethiopia right now. There's every reason in every country to wash your hands.

VOA: standard.2009.04.28

It cannot wash its hands in Pontius Pilate fashion of either the ICC-wanted M23 warlord Bosco Ntaganda, also known as The Terminator, or Laurent Nkunda, who is wanted by the Congolese government for war crimes and is under house arrest in Kigali.

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Visitors have to wash their hands and suit up in boots and coveralls supplied by the farm.

WSJ: What China Can Learn From America's Hot Dogs

Helping one blond girl wash her hands, she notes in alarm a bright red mark on her face, what appears to be a fresh injury.

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