In the end you still need to go back to international trade and international services flows as the way out for the affected Asian economies."

VOA: standard.2009.04.06

And if we go on to step three where we figure out how many we would need for full octets, it's just going to be 2 times 8, so we have 16.

而如果我们继续到第三步,判断一下填满所有“八隅体“需要多少个价电子，结果应该就是二乘以八，也就是十六个。

麻省理工公开课 - 化学原理课程节选

In particular, please go to it today, you will find a form there that you need to fill out to register for, or sign up for rather, a recitation.

特别声明，请今天就去看，你会找到需要填写的,一份注册表单，或者是复习课的签到表单。

麻省理工公开课 - 计算机科学及编程导论课程节选

One fan at the U.S.-China game, American Margaret Byrd, told VOA Sports she enjoyed the contest and that no matter what the score, the players need to go all out.

VOA: standard.2010.02.15

It's always a good first approximation, because you need to start somewhere in terms of drawing Lewis structures, but then if you go and figure out the formal charge and you just have lots of charge separation or very high charges, like a plus 2 and a minus 2 and a minus 1 all different places in the atom, what it should tell you is maybe there's a better structure.

它总是一个好的第一近似，因为在画路易斯结构的时候,你总需要一个起点，但是如果你在算出形式电荷之后,发现有很多电荷分开了,或者说有很高的电荷，比如有一个正二，一个负二，还有一个负一1,在原子的各个地方，这应该就是在告诉你,或许还有一个更好的路易斯结构。

麻省理工公开课 - 化学原理课程节选