请问你们需要多少数量的货物？

May I know the quantity you require?

youdao

请问你们需要多少数量的?物?。

May I know thekuantity you require?

youdao

我方现在无法确定价格，因为我们还不知道你们需要多少。

We can't fix the price now since we have no idea about the quantity you need.

youdao

How many parameters of difference do you need?

你们需要知道多少种？

耶鲁公开课 - 心理学导论课程节选

We know we need to divide by 266, 266 but what we need you to help us with is to figure out this top number here and see how many particles are going to backscatter. So if the TAs can come up and quickly hand out 1 particle to everyone.

知道背散射的概率就可以了，我们知道要除以,但还需要你们来搞清楚,分子上的数是多少，有多少个发生背散射的粒子,助教们请过来,把这些球分给同学们。

麻省理工公开课 - 化学原理课程节选

So how many time do you think-- you all have a piece of paper in front you-- how many time do you think you need to roll over the piece of paper ? for the piece of paper to reach the moon?

你们认为需要折多少次-,你们面前都有一张纸-,你们认为需要将纸折叠多少次,才能碰到月亮？

哈佛公开课 - 幸福课课程节选