This won't take long 用不了多久
这事用不了多长时间。
This stuff is pretty basic and it won't take long, so let's get started.
这些内容是相当基本的，也不用花很长时间。就让我们开始吧。
The really big rise in global temperature probably won't take place until the second half of this century, but there will be plenty of damage long before then.
全球温度可能直到本世纪的后半叶才会急剧的增长，但是在此之前会发生很多气候灾难。
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