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The moon exerts a force on the earth.

月球对地球有引力。

《牛津词典》

The moon exerts a force on the earth that causes the tides.

月球对地球的吸引力引起潮汐。

《牛津词典》

Last month,the members of the White House Task Force on Childhood Obesity presented its action plan.

VOA: special.2010.06.07

So, a massless body cannot have a net force on it, because the acceleration of the rope cannot be infinite.

所以没有质量的物体不会受到力,因为绳子的加速度不可能是无穷大

耶鲁公开课 - 基础物理课程节选

There's the hard sphere. It wants to collide against the wall to create a force on the wall, and I have a couple of the hard spheres that are nearby, right, and in the absence of any interactions, I get a certain pressure.

给墙一个作用力,现在它的附近，还有许多小球,没有相互作用时,它将直接冲向这面墙。

麻省理工公开课 - 热力学与动力学课程节选

If approved by the States Assembly, the law will come into force on 1 July 2013.

BBC: Jersey shoppers

Roads minister Lord Whitty welcomed the new measures which come into force on Thursday.

BBC: Tests for drug drivers

Rapidly changing currents exert a greater force on domain walls than do slowly changing ones.

ECONOMIST: How to record a memory on a wire