This week, we have learned how to express "clean up", "save energy" in English.

这一周，我们学会了用英语表达打扫卫生，爱护环境，节约能源。

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Working mothers who cannot breastfeed during working hours can express breast milk and save it in a clean container for feeding the child whilst she is away.

如果职业女性在上班时间无法用母乳喂养孩子，应该将母乳挤出并存放在干净的容器中备用，这样母亲不在身边时孩子也能喝到母乳。

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The goal is to create a clean white model with some color overlay to express a project potential.

学习本篇教程的目标是建立一个以简单色彩润色的干净简洁的模型，以帮助你表达项目意图。

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It was found in the system shortly after the second round vote of the presidential election on 6 May, and it took agents three days to clean it out, L'Express reports.

BBC: US 'launched Flame cyber attack on Sarkozy's office'

The 2012 VIERA HDTVs produce black levels that have consistently been recognized as among the best in the industry, super fast response time, intuitive and therefore easy to operate controls, an infinite number and variety of internet apps, a new VIERA's, clean and simple design incorporating "Glass and Metal" Design concept to express elegant and luxurious theme.

ENGADGET: Panasonic unveils Infinite Black Ultra Panel plasmas for 2012 (eyes-on)