请在这里多花点时间评估现实情况，在你伟大、充满雄心壮志的构想里的一些子集合可能是更可行的。

Pls take a moment here and evaluate realistically some subsets of your grand and ambitious ideas that might be most doable.

youdao

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