The dow logged several triple digit, back-and-forth swings last week, and ended the week down 0.39 percent.

道琼斯中的几个三位数指数上周出现了来回波动，而道指周末则下跌了0.39个百分点。

youdao

That was down 8% from three months earlier, but still almost triple the $5.5 trillion level of three years ago.

这个数字较3个月前的水平下降了8%，不过仍比3年前5.5万亿美元的水平高出了近两倍。

youdao

So, for example, down here I wrote that it was n 2 and that it was h 2, but when I re-wrote the molecules up here, you saw that it's an h h single bond where it's a nitrogen-nitrogen triple bond.

比如，在这下面我写的是氮分子2,而这个是氢分子，但我在上面把这些分子的形式改写了，大家可以看到,这是一个氢与氢之间的单键，含一个氮与氮之间的三键。

youdao

And if you hear a triple, your step is this: down-up-up, down-up-up, down-up-up, down-up-up.

听到三拍子时,这样做,强,弱,弱

耶鲁公开课 - 聆听音乐课程节选

It's kind of--maybe a little shape over to the right down, up, down, up, that kind of thing 543 00:27:52,506 --> 00:27:55,776 and for triple we do down, over, up down, over, up, down, over, up. Okay?

这可能做得不太像,下,上,下,上,那种手势三拍子的时候我们就是下,平,上,下,平,上,下,平,上

耶鲁公开课 - 聆听音乐课程节选

Athletes do triple jumps down a 10-meter lane lined with infrared sensors to determine their energy level before a workout.

WSJ: U.S. Ski Team Pins Hopes for Sochi on Science

By stark comparison, the U.S. market, although volatile in recent sessions, has seen each triple-digit down day followed by a triple-digit up day, keeping U.S. stock indexes within a percent or two of their rally and bull market highs.

FORBES: U.S. Stocks Lonely At The Top

The Dow Jones industrial average, down triple digits earlier Wednesday, was off 35 points, to 14, 525, while the Nasdaq turned positive with a 2-point gain to 3, 254.

FORBES: Stocks Try To Rally Out Of The Red, But Cliffs Natural A Lost Cause