The book hit the bestseller list.

那本书列在畅销书单上.

The book hit the floor with a smack .

书啪的一声掉在地板上。

I have an exam next week; I must hit the book now.

我下个周有一个考试，我现在必须的用功学习了。

Molly: I am going to hit the book and study, do you want to join me?

莫莉：我要看书学习了，你想跟我一起学吗？

After class she should always hit the book and never put the cart before the horse.

下课后她应该总是很用功，且从不本末倒置，不分主次。

If you try it, you'll see that the book doesn't hit the table unimpeded, but lands on a little cushion of compressed air.

你会发现书在撞击桌子的时候并非顺利，而是有压缩空气形成的缓冲垫阻碍。