I don't know how many kids, generation after generation, get in trouble because they do not remember the following fact.

我不知道有多少孩子,一代又一代,因为没有记住下面的内容而遇到困难

耶鲁公开课 - 基础物理课程节选

Yeah, it was a good film. I mean, I don't know how much of it was accurate or not.

它是一部好电影。我的意思是，我不知道有多少内容是准确的。

英国电影的魅力 - SpeakingMax英语口语达人

I don't know how many know that there are trace, trace amounts, of cyanide in almonds.

我不知道有多少人知道在杏仁中有非常，非常微量的氰化物。

麻省理工公开课 - 化学原理课程节选

I don't know how many of you have not read any Plato before, but for those of you who haven't, I actually think you're in for a treat.

我不知道你们当中有多少人,之前未曾读过柏拉图的作品,但是,还未拜读过柏拉图的同学们,我敢肯定你们会喜欢上他的

耶鲁公开课 - 死亡课程节选

I don't know how many of you have used that resource.

我不知道你们有多少人利用过该资源。

哈佛公开课 - 幸福课课程节选

What's important about the construction of St. Petersburg-- I don't know how many of you have ever been there; I haven't been there for a very, very long time-- this city is not like Moscow at all.

那么修建圣彼得堡到底有什么重要的意义呢,我不知道你们之中有多少人去过那儿,我并没有在那个地方逗留过很久,但这座城市和莫斯科完全不一样

耶鲁公开课 - 欧洲文明课程节选

I don't know how much you've seen, but quite often the way you learned physics earlier on in high school is probably different from the way professional physicists think about it.

我不知道你们对物理有多少了解,但你们以前在高中所学的物理知识,和资深物理学家们的看法,常常是很不一样的

耶鲁公开课 - 基础物理课程节选

And so you're able to take... I don't know how many there are.

所以你可以做一下以前的考题……我不知道总共有多少份。

准备LSAT的时候 - SpeakingMax英语口语达人

I don't know how much was made up for the film.

我不知道这部电影有多少内容是编造的。

英国电影的魅力 - SpeakingMax英语口语达人