String players are taught whether it's cellists going this way, downbeat or violas and violinists coming down this way that the downward motion of the hand or the pull across the strong pull across should come with the downbeat; that emphasizes the downbeat.

弦乐手们都是这样教出来的,是不是大提琴手这样的时候或者中提琴手,还有小提琴手们在这里这样拉,当手势冲下,很重的向下的手势时候,是重拍出现的时候,都是在强调重拍的

耶鲁公开课 - 聆听音乐课程节选

And we know as we go across a row in the periodic table, what's happening is that z effective or the effective pull on the nucleus is increasing.

而我们知道沿着周期表的某一行向右看，有效核电量,或者说原子核的有效引力是在逐渐增大的。

麻省理工公开课 - 化学原理课程节选