In fact, once you think about it, and not all that long, you can see the answer's got to be no.

事实上,只要你想一想,不用太久,你就会知道答案是否定的

耶鲁公开课 - 死亡课程节选

It decreases. If you're still not completely up on the periodic trends, that is stuff that's going to be on the first exam, so make sure that you're able to do this without taking too much time to think about it.

它会降低，如果你还没有完全掌握周期性规律，而这是第一次考试要求的内容，因此请务必做到不用,想太久就能做到这点。

麻省理工公开课 - 化学原理课程节选