Sometimes the only way doctors can treat an injury like this is to remove frostbitten areas like fingers and toes.

VOA: special.2010.12.22

So, sometimes people get confused when they're solving problems and call the amplitude this distance all the way from the max to the min but it's only half of that because we're only going back to the average level.

解题的时候会弄错，把这个从,最大值到最小值的距离,叫做幅值，但实际上,只有它的一半,只是它和平均值的差距。

麻省理工公开课 - 化学原理课程节选

All right. So, let's look at this in another way, sometimes it's hard to picture these waves combining.

好的，让我们从另外一个方面来看，有时候很难想象这些波函数的组合。

麻省理工公开课 - 化学原理课程节选

He is not a kind of socio-biologist of politics, although he sometimes appears this way when he says that man is a political animal.

他并不是一种政治学的社会生物学家，但他有时的确显得像,尤其是当他说到人类是政治动物时。

耶鲁公开课 - 政治哲学导论课程节选

The trouble though is that you tell the very same story two different times and I find myself sometimes being pulled this way, sometimes being pulled that way.

问题在于你把同一个故事用不同方法讲了两次,误导我们有时偏爱肉体理论，有时偏爱人格理论。

耶鲁公开课 - 死亡课程节选

Well partly this is just for fun-- this is what computer people sometimes do, intentionally or unintentionally but as also will see a really nice way to culminate the semester and frankly carve out a 10 hour block where you can bite off your final project's implementation surrounded by friends and the course's staff.

一部分只是因为好玩-,这是懂电脑的人有时会这么做，不管有没有意义,还有一部分原因是因为,以这种方式达到学期的高潮,并在朋友和这门课程教师的关注下,抽出10小时的时间完成最终的项目安装,是一件多么美妙的事啊。

哈佛公开课 - 计算机科学课程节选

Here, too, gets a little ugly and this is why I tend not to like this construct, at least in C, but sometimes it's necessary or it's the simplest way to achieve this goal.

这里也有点难看的，这也是为什么我,不太喜欢这个结构，至少在C语言中，但是有时它是必须的,或者它是达到目标最简单的方法。

哈佛公开课 - 计算机科学课程节选