How do satellites stay up without falling down?

卫星是如何不坠落的呢？

youdao

The curtains were falling down, the lamps were falling down, it was a real mess.

窗帘掉了下来，灯也掉了下来，真是一团糟。

youdao

Something is falling down from the building.

有什么东西从大楼上掉下来了。

youdao

One is falling prices down by one-fourth since two thousand seven.

VOA: special.2009.09.04

Contrast his images of joyous or demonic assent with the images of catastrophe, of descent, of collapse in Eliot, "London Bridge is falling down."

对比他关于喜悦或着迷的描写,这些都是和灾难，对衰退的描写，或者艾略特描写的崩塌“伦敦桥在倒塌“，相一致的“

耶鲁公开课 - 现代诗歌课程节选

You played the game; I don't know if there's a videogame now, if people play games like this where London Bridge is Falling Down.

你们也玩过这个游戏吧,我不知道现在是不是有电子游戏了,如果有人玩过伦敦桥这个游戏

耶鲁公开课 - 生物医学工程探索课程节选

The initial descent down the Leap of Faith creates an illusion of falling down a building.

FORBES: Found Atlantis

"None of our staff were injured, but lots of walls are falling down, " Williams said.

CNN: 7.0 quake hits Haiti; 'Serious loss of life' expected

The most seriously injured passenger suffered a severe head wound by falling down a stairwell.

BBC: Seastreak Wall Street ferry crash hurts scores in New York