They're controversial, I think for obvious reasons, because you have to sacrifice an embryo in order to get them.

这些研究极富争议,我想原因很明显,因为你必须牺牲一个胚胎来取得干细胞

耶鲁公开课 - 生物医学工程探索课程节选

If somewhere later on in the code it shifts to string, I might not be manipulating that and getting actual values out, but not what I wanted, and it's going to be really hard for me to chase it back.

然后后面的一些代码,把变量类型变为了字符串，我可能不会通过实际操作,去取得实际的变量的类型，但是这并不是我想要的类型,而且对我来说把类型，变回去也很困难。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now, to do well in the course, you have to attend both the lectures and do the readings.

要想在这门课中取得好成绩,必须要认真听讲,用心阅读指定书目

耶鲁公开课 - 心理学导论课程节选

Now I isolated these cells maybe from the head region of the embryo, the region that's going to develop into the brain, so that would be a good place to look if you wanted cells that were going to develop into the brain.

现在我可以从胚胎的头部,分离这些细胞,从就要发育成为大脑的这些部位,这是取得你需要的细胞的绝佳位置,如果你想要发育成大脑的细胞的话

耶鲁公开课 - 生物医学工程探索课程节选

To get any location in memory, to get to any value of the list, I simply have to say which element do I want to get, I know that these things are stored in a particular size multiply that index by 4, add it to start, and then it's in a constant amount of time I can go to that location and get out the cell.

取得列表中的任何一个值,简单说来，想要取得列表中的任何元素,我知道这些元素存在特定的大小中,把下标乘以4，加到start上,然后定位到内存单元，并取出值就是固定的时间了,好的，如果元素以固定大小存储。

麻省理工公开课 - 计算机科学及编程导论课程节选