How many Islamic chaplains would you say there are in America, how long has this program been happening, and how many classmates do you have?

你认为在美国,有多少伊斯兰教的教士？,这个项目有多长时间了？,你又有多少同学呢？

普林斯顿公开课 - 人性课程节选

You know, it's all the destroyed It doesn't matter how long the Ambersons flourish, eventually they like everybody else, it's gonna be destroyed.

你知道，一切皆会被毁坏,安巴逊一家兴盛了多长时间已经不重要了，因为最终就像其他人那样，早晚都会毁灭。

麻省理工公开课 - 电影哲学课程节选

But notice how long it took us to get there, how many centuries it took.

但是要注意到这要多长时间，它花了多少个世纪。

耶鲁公开课 - 新约课程节选

How long did it take old Chopin to think that up do you suppose? Two seconds?

老肖邦花了多长时间去构思这段曲子,你觉得呢,两秒钟吗

耶鲁公开课 - 聆听音乐课程节选

I've got to go to the first place, figure out how far over to skip, go to the next place, figure out how far over to skip, eventually I'll be out the door.

需要多长时间？,这太离谱了，因为我需要先去第一个元素,计算出下一个元素。

麻省理工公开课 - 计算机科学及编程导论课程节选