One falls down, and then there are seven.

一个掉下来还剩下七个。

youdao

When one of you falls down, he falls for those behind him, a caution against the stumbling stone.

当你们中的一个人跌倒时，他是为后面的人跌倒，使他们小心避开绊脚的石头。

youdao

Jesse made his way down the slope, one hand close to the ground to break his falls.

杰希顺着斜坡向下爬，一只手离地很近，防止自己摔倒。

youdao

Here they can see Waimoku Falls where water drops one hundred twenty meters down the face of a mountain.

VOA: special.2010.09.08

If the signal falls somewhere between integers, it's rounded up or down to the nearest one (known as quantization).

ENGADGET: Primed: digital audio basics Mobile

If your main worry is that grandma might fall down, one solution is a Wellcore monitor that straps onto an ankle band and detects falls, alerting an emergency call center.

FORBES: Consider Nanatechnology To Take Care Of Grandma