"It is always nice to get a little package on a Saturday but if it means not paying people properly or having to cut down, I will understand."

VOA: standard.2010.04.13

I think she is a character that you can--if not identify with--at least, you can understand and be interested in.

也至少能够理解和感兴趣的角色，所以，在这本书，还有我们下次。

耶鲁公开课 - 1945年后的美国小说课程节选

because then you can solve new problems on midterms and what not if you understand the conceptual part.

因为这样你可以解决中期的新的问题，如果你不理解的话，就不好说了。

我的梦想是百万富翁 - SpeakingMax英语口语达人

I mean we can, we can sort of understand why OK, the total energy, if we measure it, we measure a process which is not reversible.

例如我们易于理解为什么，当试图测量一个不可逆系统的总能量，给出的或许。

麻省理工公开课 - 热力学与动力学课程节选

If you want to understand whether compounds form or not look only at the valence shell.

如果你想理解化合物是否形成,而不仅仅只是看看价层。

麻省理工公开课 - 固态化学导论课程节选

It's not enough to understand the biology of how to create a vaccine, if you can't make enough of the vaccine or deliver it to people in ways that it's useful.

仅仅知道疫苗制造的,生物学原理是不够的,还得能生产出足够的疫苗,并在公众中广泛使用

耶鲁公开课 - 生物医学工程探索课程节选