When you' re down, your close friend lifts you up in spirits.

当你失意时，真正的朋友会让你振作起来。

youdao

The force of friction slows the spacecraft down as it re-enters the earth's atmosphere.

航天飞机重返地球大气层时因有摩擦力而减慢速度。

《牛津词典》

Re-routing Russian rivers to increase cold water flow to ice-forming areas could also be used to slow down warming, say some climate scientists.

一些气候科学家说，为增加流向结冰地区的冷水流量进行的俄罗斯河流改道，也可以用来减缓气候变暖。

youdao

"It's sort of like a world on its own. There's no other sport where you're really going up and down.

VOA: special.2009.12.09

Well, that then says after another 12 steps, 12+12+t we're down to a problem with size t of b over 4.

更进一步，也就是。

麻省理工公开课 - 计算机科学及编程导论课程节选

A low-level language, we used to call this assembly programming, you're down at the level of, your primitives are literally moving pieces of data from one location of memory to another, through a very simple operation.

一个低级的语言，我们曾经将其称为假设编程，你们只是处于用基本要素，把一些数据碎片,从记忆存储器的一个地方，通过简单的操作来转到另外一个地方。

麻省理工公开课 - 计算机科学及编程导论课程节选

With the Dow at 10, 203, we're down an even 10% from the 11, 309 high.

FORBES

They always recommend selling if you're down more than 20% from your purchase price.

FORBES: Magazine Article

The high point, I think, was something like 160, 000 and we're down in 130-range, now.

NPR: More U.S. Troops to Deploy to Baghdad