And I had mentioned several times thatyou do not need to memorize the majority of the equations and you don't need to memorize any physical constants.

另外我已经提过好几次了,绝大多数的公式大家都不需要去背,也不用去记任何物理常数。

麻省理工公开课 - 化学原理课程节选

You wouldn't think I would have, I don't have -- all right, be that way about it.

你不用担心我需要什么，我不需要什么--好了，先这么做。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now, I'm not introducing any genetic material at all so I don't have to worry about it replicating because there's no genetic material, all I do is deliver the particles.

这样就根本不用引入任何遗传物质,所以我也不需要担心它会复制,因为根本不存在任何遗传物质了,我所要做的只不过是接种部分微粒

耶鲁公开课 - 生物医学工程探索课程节选

Well, what's nice about this program is that there's just one function, main, so we don't need to draw the stack and get things all complicated.

这个程序的优点是,这里只有一个函数main，这样我们就不需要,画出堆，也不用那么复杂。

哈佛公开课 - 计算机科学课程节选