How much water do you need?

你要多少水？

《牛津词典》

How much money do we need to do the job properly?

我们需要多少钱才能做好这件事？

《牛津词典》

You'll need to calculate how much time the assignment will take.

你需要算一算要花多少时间才能完成分配的任务。

《牛津词典》

So exactly how much exercise do you need to do to gain all of these great health effects?

VOA: special.2010.06.08

So let me write that down, it's how much memory do I need to complete a computation.

让我把它写下来,当我计算的时候。

麻省理工公开课 - 计算机科学及编程导论课程节选

Also, we need to know how much individual stocks are correlated with rm; we measure that by the regression coefficient.

我们必须清楚,有多少个股与市场总体收益率相关;,我们用回归系数，即β系数来表示。

耶鲁公开课 - 金融市场课程节选

Once they know the annual number, they know how much cash they need to set aside and how much income they need from the safest investments that won't fluctuate with Wall Street.

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Unfortunately for their employees, most folks do not know how much they need to save, or how to invest.

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In general, the automakers have been asked to describe how much money they have, and how much they need to stay viable in the long term.

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