If the Sun was at the center of the universe, things would fall toward the Sun and away from the Earth, which of course they didn't.

如果太阳在宇宙的中心，物体就会离开地球向太阳落去，但事实显然没有。

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This means they can vanish as fast as they arose if commodity prices fall again and the dollar rises.

这意味着在商品价格再次下跌和美元上涨时，他们能够像迅速出现的时候一样迅速消失。

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If they buy CDS and the spreads fall, they suffer losses.

如果他们购买CDS，结果CDS利差下跌，他们就会蒙受损失。

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Dr.Rwagacondo says if children get sick, they don't go to school and fall behind scholastically.

VOA: standard.2009.04.25

And if they fall further, those long-term return figures will fall too.

WSJ: Is Your Home A Good Investment?

The Dodgers haven't won the World Series since 1988 and if they fall short again this year, they might spend even more.

NPR: Ailing A-Rod Will Make More Than Houston Astros

One slip and they would fall and unfortunately if they fall they are going to cause themselves injury or even worse.

BBC: Champion free runner Tim Shieff defends stunt