The cup hit the floor with a smash.
杯子掉到地上哗啦一声摔碎了。
His head hit the floor with a dull thud.
他的头砰的一声撞在了地板上。
He fell to the floor with a groan.
他哼了一声倒在地板上。
Its titan piers grip ocean floor, Its great steel arms link shore with shore, Its towers pierce the sky.
VOA: special.2010.07.23
One of the voices utterly mops the floor with all of the others.
他的论点之一完全扫清了他人的前车之鉴。
You are pushing down with the weight mg, and the floor has got to be pushing up with the mg, because the spring is not going anywhere.
你向下的作用力是重力 mg,然后地面向上的支持力也是 mg,因为弹簧现在根本没动
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