新年前，我帮妈妈打扫房间、洗被子。

Before the new year, I helped my mother clean the rooms and wash our quilts.

youdao

他们叫珂赛特办杂事，打扫房间、院子、街道，洗杯盘碗盏，甚至搬运重东西。

Cosette was made to run on errands, to sweep the rooms, the courtyard, the street, to wash the dishes, to even carry burdens.

youdao

找出更多的关于生物能源的资料。当你住在宾馆，关掉灯和空调当你离开时，然后提出你房间的毛巾各一天一洗而不是每天都洗。

When staying in a hotel - turn the lights and air-conditioning off when you leave your hotel room, and ask for your room towels to be washed every other day, rather than every day.

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