"I can understand that people who actually lived at that time, in the communist era, who were hurt by this system it might upset them to see young people who might have basically no knowledge about this system and didn't live in that, wearing the symbols they don't understand.

VOA: standard.2009.12.16

And you might say, wait a minute, isn't that a string, and the answer's no, I didn't say it's a string by putting quotes around it And notice how the machine responds differently to it.

你会想，等等，这不是个字符串么？,答案是否定的，我没用引号包围它就意味着它不是字符串,请注意计算机对它给出了不同的反应。

麻省理工公开课 - 计算机科学及编程导论课程节选

Well no, obviously it didn't.

错,当然不是了

耶鲁公开课 - 死亡课程节选

Now, a virus is not capable of reproducing on its own, so if you got a virus into your body somehow and it didn't enter any of your cells, it would cause no damage because it could not reproduce.

病毒自身并不能繁殖,所以如果你的身体感染了病毒,而病毒没有进入细胞的话,因其不能繁殖所以不会对身体造成伤害

耶鲁公开课 - 生物医学工程探索课程节选