When cleaning up the drawer, I found some old photos.

在整理抽屉时，我发现了一些老照片。

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When cleaning the insulation, never use petrol or similar products liable to dissolve the varnish.

当清洗绝缘时，决不能用汽油或类似的能溶解绝缘漆的化学物。

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When the bank contracted out its cleaning, the new company was cheaper.

银行把清洁工作承包出去之后，才发现新的清洁公司报价更便宜。

《柯林斯英汉双解大词典》

His mother worked cleaning the homes of white people when she could.

VOA: special.2009.11.01

Wear a filtering mask when cleaning to avoid inhaling dust or airborne particles from cleaning products.

CNN: Sore throat

The landlord of the Victory Inn at Porthtowan found the live device when cleaning out the fireplace.

BBC: Live bomb found in Porthtowan pub fireplace

Rules govern how many hamburger patties to a pound of beef (10), how long to toast a bun (17 seconds) and how much sanitizer to use when cleaning the shake machine (1 packet for 2.5 gallons of water).

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