Out of this he shook upon the table a five dollar bill.

VOA: special.2009.11.14

5% And, it turns out that about 75% of the periodic table falls into this category.

而且，它表明元素周期表的,都属于这个种类。

麻省理工公开课 - 固态化学导论课程节选

It would go out of his sight, and then it would pass again going back down to the table.

会飘落到上面，时隐时现的，“

耶鲁公开课 - 1945年后的美国小说课程节选

And what we've been talking about with all of these properties are, of course, how can we figure out what that is for a certain atom by looking at the periodic table, so we want to think about the periodic trend for atomic radius.

对于我们讲过的这些性质，我们所讨论的一直都是,当然是，我们如何能够判断某一个原子的这些性质,通过观察周期表，因此我们需要思考一下原子半径的周期性规律。

麻省理工公开课 - 化学原理课程节选

typically, if you play poker in a card room or a casino, I would say nine times out of ten somebody sitting at the table will tell you that they're not trying; it almost always happens.

通常，如果你在棋牌室或者赌场玩扑克，十有八九，我敢说坐在牌桌上的某个人,会告诉你他们并没有在努力去赢；,这几乎总会发生。

耶鲁公开课 - 金融市场课程节选

So it looks like not too many more than half of you got this correct, so make sure you can look at your periodic table and figure out how to think about ionization energy in terms of z effective, not just in terms of memorizing what that trend is.

看起来只有一半多一点的人,做对了，所以请大家务必做到能够通过观察周期表,并在考虑电离能时,从有效核电量的观点出发，而不是仅仅依靠记住这个规律。

麻省理工公开课 - 化学原理课程节选