The falling water level denoted the passing hour as it dipped below hour lines inscribed on the inner surface.

当下降的水位低于内表面刻下的小时线，表示经过了多少时间。

youdao

It seemed almost as if he were falling in slow motion.

看起来他那时几乎像是在以慢动作倒下。

《柯林斯英汉双解大词典》

A falling object gains momentum as it falls.

物体下落增进动量。

《新英汉大辞典》

In fact,it would be as easy as "falling off a log".

VOA: special.2009.06.07

Conversely, if you get an answer and it doesn't seem to make sense, then you've got to go back and ask, am I violating some of the assumptions, and here you will find the assumption that the particle had that acceleration a is true as long it's freely falling under gravity but not when you hit the ground.

反过来说,如果你得到一个结果,发现似乎是错的,那么你就应该回过头来问问自己,我是不是违反某些前提了,这个模型中,你就发现,只要质点在重力作用下自由下落,质点具有加速度a的前提是正确的,但是落地后就不成立了

耶鲁公开课 - 基础物理课程节选

In the president's motorcade, a vehicle carrying photographers collided with an ambulance as it traveled to the event, and was struck by a falling tree limb as it returned.

VOA: standard.2010.02.06

The weekly chart shows that the DMK was in a well-established downtrend (line a) starting in 1982, as it was falling in value against the US dollar.

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Linear aims to preserve high margins and will sacrifice business to do so, as it did by falling out of the iPad supply program.

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And, as such, it is not worth falling out over.

ECONOMIST: Bagehot