They can stay alive because they run fast to avoid lions and other enemies.

它们能活下来是因为它们跑得快，能够避开狮子和其他敌人。

youdao

I have to get food fast because after all the biking I am tired and I need the energy.

我必须快点吃东西，因为骑了那么久的自行车，我累了，需要补充能量。

youdao

Unluckily, both Dale and the girl in his group fell down because the girl was not as fast as him.

不幸的是，戴尔和他组里的女孩都摔倒了，因为女孩没有他跑得快。

youdao

We traveled slowly to save fuel and because we had promised our worried parents that we would not drive fast.

VOA: special.2010.01.30

So, let's see what the correct answer is, Wakefield and it is, in fact, Wakefield, right, because there's an inverse relationship between how fast a particle is going and what its wavelength is.

所以，让我们来看看,正确的答案是什么，事实上，答案是，因为粒子运动的快慢,与它的波长之间是一个反比例关系。

麻省理工公开课 - 化学原理课程节选

because you need to know like, how fast the shutter speed and all that stuff,

因为你必须知道，像快门的速度，还有其他这一类东西，

体育相片的魅力 - SpeakingMax英语口语达人

That's handy, because rewinding and fast-forwarding MPEG-encoded content gives blockier and less precise results than you get with traditional camcorders.

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Certainly, the prospect is plausible, both because the economy is growing fast and because Mr Jospin, despite his rhetorical insistence (repeated this week) that his is a reforming government, has clearly decided not to incite the public-sector unions, the Socialists' bedrock, by pushing too hard for the changes so badly needed in health care, taxes and education.

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Because of startups and fast-growing young companies known as "gazelles, " America's unemployment is only 6.1%.

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