"The biggest thing was just like this paper airplane, it was a way that you can make something with found materials,cheap paper, scraps,even trash."

VOA: standard.2010.03.17

But there is nothing saying you cannot take magnesium and mix it with oxygen and make magnesium oxide.

同样的道理，如果将镁,与氧一起反应，就会得到氧化镁。

麻省理工公开课 - 固态化学导论课程节选

Before eating the last slice, you could check with your friends to make sure it's alright for you to delve in.

在伸手拿最后那片披萨前，你可以跟你的朋友确认下，你吃完最后一片有没有关系。

Is it okay 课堂 - SpeakingMax英语口语达人

Call it speculating and make sure you are only doing it with money you can truly afford to lose.

WSJ: The Experts: Should the Average Investor Buy Gold?

"Your data belongs to you, after all, and we want to make sure you can take it with you, " said Mr Green.

BBC: Google plans big changes for Reader

Golisano said no, make it work with what you have--and spend more time practicing shots.

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