And, they can clean windows!

他们还能清洗窗户！

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EXAMPLE: A skillful janitor can clean windows perfectly with just a bucket of hot soapy water and a squeegee.

一个熟练的保洁员只需一桶热肥皂水和一把橡皮刷就能把窗户打扫得干干净净。

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The 24th day on the last lunar month is the day for cleanup. Every household will do home cleaning, sweep their home, clean Windows, wash clothes and clean dishes and have a spring-cleaning.

正月二十四，扫房日，实际上就是大搞家庭环境卫生，这一天，家家户户开始扫房、擦窗、清洗衣物、刷锅洗瓢，进行干净彻底地卫生大扫除。

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Ten years ago, Dave Pugh was hired to clean windows at the home of Omaha philanthropists Sue and Walter Scott.

FORBES: Walter Scott, Jr.

Given my passion for clean windows, you might think that I'd regard Mr. Savadian and his product as saviors of a sort.

WSJ: Urban Gardner: The Joy of Clear Glass

On the surface, the show was about bigger, denser displays (4K), tablets of varying sizes, and oddball novelties like robots that clean windows.

FORBES: CES Summary: Evolution Of User-Centric Computing