Obviously, World War One is-- unleashes the demons of the twentieth century; nobody could have anticipated that all these empires would collapse.

很明显,一战,释放了二十世纪的恶魔,没人能料到,那些帝国会分崩离析

耶鲁公开课 - 1871年后的法国课程节选

It's nice to be around a lot of young people. There's a lot of people in their twenties,

我很喜欢周围有许多年轻人。这儿很多人只有二十来岁。

喜欢环境法课程 - SpeakingMax英语口语达人

Some of those kids will need coronary bypass surgery in their twenties; some of them will be blind by the time they're thirty.

这些孩子有的要在二十多岁时,做冠状动脉搭桥手术,有些人在三十岁的时候会失明

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And so in the 1940s, a group of people led by Collier started to develop a large scale production method for making a reliable source of vaccinia virus.

在二十世纪四十年代,科利尔带领一群人开始研究,一种大规模的生产方法,这种方法能制得牛痘病毒的可靠来源

耶鲁公开课 - 生物医学工程探索课程节选

And, in my view, the Paris Commune and the massacre that followed the Paris Commune, the massacre of thousands and thousands of people, anticipated the twentieth century, when you became guilty for just being who you were.

在我看来,巴黎公社和随后的那场,使得成千上万的人死于非命的大屠杀,都预示了二十世纪的血雨腥风,人们仅仅因为自己的出身而获罪

耶鲁公开课 - 1871年后的法国课程节选

If you were to say to me, what do you think is the most important thing, however you define thing, that has changed the character of life in the United States in the twentieth century, I would say the disappearance of farmers.

如果你问我,我认为什么才是,最重要的东西,你认为是什么,在二十世纪改变了,美国人的生活方式,我会说是农民退出了历史舞台

耶鲁公开课 - 古希腊历史简介课程节选

These are spelled out in Leviticus 18 and Leviticus 20, those two chapters. Besides defiling the sinner, moral impurity symbolically defiles various sancta, especially the sanctuary, but also God's name and also the Holy Land itself.

这些都在《利未记》十八章和二十章里讲清楚了，除了玷污人使人变得有罪，道德上的不洁从象征意义上玷污了各层圣所，尤其是最外面那层圣所，同时也玷污了上帝的名字,和“圣地“这个名字。

耶鲁公开课 - 旧约导论课程节选

Now, so there's probably a number of people in this room, so when I first started teaching this class 20 years ago, everybody in the room had had chickenpox.

现在,这间教室中的很多人也许,在二十年前,我第一次教这门课的时候,当时教室里的每个人都得过水痘

耶鲁公开课 - 生物医学工程探索课程节选

So in a town that's the size of new Haven with a population of let's say 100,000 people in just the immediate New Haven area, there might be 20 of these instances of very severe form of polio per year, 20 crippled children would result.

在一个像纽黑文这么大的城市里,大约有十万人口,生活在纽黑文地区的人当中,每年可能就会有二十人,感染到这种急性传染病,可能会导致二十个孩子残疾

耶鲁公开课 - 生物医学工程探索课程节选

was about 20 per 100,000 people.

每十万人中有大约二十人受到感染

耶鲁公开课 - 生物医学工程探索课程节选

Now, the problem, or one of the challenges with clinical trials of vaccines is that you have to enroll a lot of patients into clinical trials because only a few are going to get sick in any case, only 20 out of 100,000.

现在的问题是,这也是疫苗临床试验的挑战之一,临床试验必须包括足够多的病人,毕竟只有一小部分人会被传染,十万人里面只有二十人被传染

耶鲁公开课 - 生物医学工程探索课程节选

There are still people now that live--there's a woman that lives near our village and she's lived in our village, she was born in the next village, and she's lived in our village for forty years because she married a guy from the village; and she's from the next village, about twenty football throws away, or a little more than that.

现在还有人住在,有个女人住在,我们村子旁边,她曾经住我们村,她是在邻村出生的,她在我们村住了,有40年,因为她嫁到我们村来了,不过她是邻村人,扔二十次橄榄球就到了,也可能远点

耶鲁公开课 - 1871年后的法国课程节选