You would first get exposed in children-- in childhood and then at a point when you're susceptible to the disease.

在儿童期这个较容易受病毒感染时期,第一次接触该病毒,就会引起发病

耶鲁公开课 - 生物医学工程探索课程节选

I did two things: first thing I did when I got to Harvard, was to find out where the program for poor children was, and Black Panther Party was sponsoring.

当我到了哈佛之后，我做了两件事，首先我去找到为贫困学生设立的项目，而黑豹党提供了帮助。

普林斯顿公开课 - 人性课程节选

He says in the middle of the poem on page 225: First there's the children's house of make-believe, Some shattered dishes underneath a pine, The playthings in the playhouse of the children.

他在225页这首诗的中间说到：,首先是假扮的孩子们的房间，松树下的一碟碟食物，那些玩具室里孩子们的玩具。

耶鲁公开课 - 现代诗歌课程节选

The children first viewed each sites at random.

孩子们先是随意浏览各地。

麻省理工公开课 - 媒体、教育、市场课程节选

What this means, if you average it out, is that since children start learning their first words at about their first year of life, they learn about nine new words a day.

如果你将这个数字平均一下,这意味着,儿童从一岁左右,学习第一个词开始,每天学会九个新词

耶鲁公开课 - 心理学导论课程节选

s the first thing we have to do, because just as we tell our children, or we tell people who we admire about re going wrong.

这是我们要做的第一件事，That’,就像我们告诉孩子，告诉我们崇敬的人,我们想我们错了，we，think，we’

普林斯顿公开课 - 国际座谈会课程节选