This week on our program, we tell you about a few kinds of foods that some Americans find hard to resist.

VOA: special.2010.04.12

It even, I think, identifies the divine and the human, makes them hard to tell apart;binds them, even while we are being confronted with their difference.

我想，甚至这，使圣与人，难以被分辨，把他们联结在一起，尽管我们也看到,圣与灵之不同。

耶鲁公开课 - 现代诗歌课程节选

It's hard to tell.

难说。

关于巴西 - SpeakingMax英语口语达人

He worked hard at training his eye and brain to tell the correct distance.

VOA: special.2009.03.18

Yeah, you'd be hard to tell some... -Some people you can.

有些人你很难看出来，但一些人可以看出来。

普林斯顿公开课 - 人性课程节选

After a hard day's work, people gathered to tell each other funny stories.

VOA: special.2009.11.28

Well, it's a little bit hard to tell exactly, isn't it?

这个,有一点难以分辨,是不是

耶鲁公开课 - 聆听音乐课程节选

After a hard day's work, people gathered to tell each other stories.

VOA: special.2009.02.21

For a couple of reasons. In some ways, this would be nicer, do expected cases, it's going to tell you on average how much you expect to take, but it tends to be hard to compute, because to compute that, you have to know a distribution on input.

关注最快的情况，在某种意义上来说，因为一些原因这样想挺不错的，当我们处理一个给定的问题,计算平均时间的时候,是很难计算的，因为你并不知道输入的分布情况,这些输入会是怎么样的呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

Today,we will tell how some insects might prove useful against hard-to-fight diseases.

VOA: special.2010.12.07

d be hard to tell.

是，她很难辨别。，No，，she‘

普林斯顿公开课 - 人性课程节选

To do that the data travels from RAM along with software signals that tell the hard drive how to store that data.

为了能让数据从RAM中,到硬盘是要使用软件信号告诉硬盘,如何存储这些数据。

哈佛公开课 - 计算机科学课程节选