The red blood cells that carry oxygen only live within your circulation for about a month and so you have to continually be replacing cells that are dying and so there are cells that are proliferating.

携带氧的红细胞,在你的循环系统中的寿命只有一个月,因此你必须持续不断地更新衰老的细胞,所以就有在增殖的细胞

耶鲁公开课 - 生物医学工程探索课程节选

When he was earnest in discourse, these shone, as it were, a bright- as if a bright live coal within it.

当他认真地在谈话，两只眼睛便闪闪发光，就好像明亮的燃烧着的煤块。

耶鲁公开课 - 政治哲学导论课程节选

In fact, fibroblasts, which I talked about before, are very good producers of collagen, they produce the collagen matrix within which they live.

实际上,我刚讲过的,成纤维细胞,尤善于此,它们制造了自己生活环境中的,胶原蛋白基质

耶鲁公开课 - 生物医学工程探索课程节选

Banks are institutions that exist within the community, and they live among the business people in the community and have an ongoing relationship with them.

银行是存在于一定社会环境中的机构,它存在于这个社会环境内的商企人士之中,并和他们之间保持着联系

耶鲁公开课 - 金融市场课程节选

That's how paper money got started, as bearer notes, because if you had gold with the goldsmith you could spend the note, at least within the town that you live in where the goldsmith was known and had a reputation.

纸币就以不记名票据的形式出现了,如果你的金子存在金匠那里,你可以直接支出这些票据,至少在你所居住的城镇可以这样做,因为金匠在本地有着并众所周知的信誉

耶鲁公开课 - 金融市场课程节选