他摔倒了，头碰在桌棱上。

He fell, striking his head on the edge of the table.

《牛津词典》

他摔倒时额头碰在了路边镶边石上。

He hit his forehead against the kerb when he fell.

《新英汉大辞典》

他碰在门侧柱上擦破了指关节处的皮。

He barked his knuckles on the doorjamb.

youdao

In touching the Lady's rubied lip, she's also, I think, releasing the lady's hesitation to speak.

我认为，在碰触女士深红色嘴唇的时候，她也是在使女士不再犹豫不敢说。

耶鲁公开课 - 弥尔顿课程节选

In touching the Lady's fingertip, it's as if Sabrina were awakening for the first time the Lady's sense of touch.

碰触着女士的指尖，Sabrina似乎在,头一次唤醒女士的触觉。

耶鲁公开课 - 弥尔顿课程节选

There's a lot more than sex implied in this redemptive touching.

在这救赎的触碰里不仅只有性。

耶鲁公开课 - 弥尔顿课程节选