Stock prices took a roller-coaster ride this week -- down one day,up the next.

VOA: special.2009.08.21

Similarly we see as we go down the table, so as we're going from one row to the next row, so, for example, between helium and lithium, we see a drop; the same with neon to sodium, we see a drop here.

同样地，我们来看看沿着周期表往下走，当我们从一行到下一行时，比如，从氦到锂，我们看到了一个下落;,从氖到钠也一样，我们看到这里有个下落。

麻省理工公开课 - 化学原理课程节选

She married an anarchist from the Department of the Ardeche, where we happened to live or are, at least were legally residents and spend much of our time down here; and she moved from one school to the next.

她嫁给了一个阿尔代什省的无政府主义者,正好我们当时住在那,或者说至少是合法居留然后在这边呆了很长时间,然后她从一个学校换到另一个学校

耶鲁公开课 - 1871年后的法国课程节选

What we've done is taken this pitch and played it all the way down an octave below it so we're actually getting back to this configuration of the pitch right next to it, and we could--then of course we could go down one more step and we would get the octave, which is a duplication of two-to-one.

我们所做的是固定一个音高，向下一路弹奏一个八度,所以事实上我们又回到了与这个固定音高相邻的音上，我们当然也可以向下再弹一组，然后得到这个八度，这其实就是两个八度对一个八度的重复。

耶鲁公开课 - 聆听音乐课程节选