"Now that we have discovered the endogenous capsaicin molecules, for the first time, we can block their synthesis and therefore we can treat pain at its cause."

VOA: standard.2010.05.04

So, here's the syllabus: two big blocks, first block general principles of chemistry, 1 and that's the same whether you take 3.091 or 5.111 or 5.112.

这就是教学大纲，两大块，第一部分是化学的通则，关于这点，我们的课程1,还有，5。111课程以及，5。112课程都是一样的。

麻省理工公开课 - 固态化学导论课程节选

the first year I was here, I was living like a block away from school.

在这里的第一年我住在离学校一条街的地方。

快乐的校园生活 - SpeakingMax英语口语达人

So the inventor of the chess game said, "Ok. What I like is on the first block, first square, I would like one grain of rice.

于是象棋发明者说，“好吧，我希望，在第一个方格上，我想要一粒大米。

哈佛公开课 - 幸福课课程节选