At first the kitten might scratch at the bars, push at the ceiling, dig at the floor, howl, etc.

起初小猫可能会抓栏杆，推顶棚，挖底板，吼叫等等。

youdao

If an ocean floor tectonic plate meets the edge of a continent and they push against each other, the heavier one sinks down and goes under the other one.

如果一个海底构造板块与大陆边缘接触并相互挤压，较重的板块下沉到另一个的下面。

youdao

When you walk, you push against the floor.

走路时，我们在对地面施以推力的同时。

youdao

I know some of you come from Europe and other parts of the world where the ground floor is rez-de-chauss?e or some silly thing like this 1 and you push a button on the elevator to one and you go up to the first floor.

我知道你们中间有些人来自欧洲,或者世界其他地方，你们那里的一楼,和地面齐平，或者像这样可笑的事情,比如你要按下电梯的按钮,然后才能上到真正的1楼。

麻省理工公开课 - 固态化学导论课程节选

So, what they do is, the first time they might scratch at the bars, push at the ceiling, dig at the floor, howl, etc.

起初小猫可能会抓栏杆，推顶棚，挖底板，吼叫等等。

耶鲁公开课 - 心理学导论课程节选

When she bares her arms for a gym class with schoolchildren, she makes headlines on the politics page and the style section, inspiring Americans to hit the floor for push-ups and reconsider sheaths under cardigans.

CNN: Lessons in style from Michelle Obama

As soon you wake up, hit the floor and do 20 push-ups.

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"You push against the floor to make the body fly, then you catch yourself, " said Mr. Burmann.

WSJ: Master Ballet Teacher Wilhelm Burmann | Creating