So hopefully, it was a time issue in terms of looking at the periodic table, because let's have you tell me what are we looking for here?

希望刚才大家出问题的原因,是因为看周期表有时间限制，请大家告诉我,我们在这里找什么？

麻省理工公开课 - 化学原理课程节选

And again, if you're not in that category, talk to John or I after class, and we'll help you figure out where you might want to go.

再重申，如果你不是这样的学生，请课后来找我或者John谈谈，我们会帮你寻找,更好的去处。

麻省理工公开课 - 计算机科学及编程导论课程节选