Engineers discovered the problem during fueling, and worried that any excess hydrogen on the launch pad could cause an explosion during engine ignition.
VOA: standard.2009.03.15
Cause there, you're only dividing the problem in half and half, and half and half, we are doing that here.
因为在那个例子中,只需一次又一次地,对问题进行划分,在这儿我们也是这样做的。
Don't just stop in the middle of the street because everyone is coming right behind, and it's going to cause a problem.
请不要停留在街道中央,因为街上人来人往,
你的停留是会惹麻烦的。
And we'll see innumerable error messages today and onward as with you working at home ends on the problem sets 'cause this is the way you learn.
我们将会看到数不清的错误信息,当你在家里做习题集的时候,这也是学习的一种方式。
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