碰[pèng] 基本解释：
新英汉大词典：
- 碰(掽、踫)[pèng]
- 动词- （一物体突然接触另一物体; 撞击） touch; bump:
knock the ink-bottle over;把墨水瓶碰翻了
butt one's head against a wall of hard facts;在事实面前碰得头破血流
- （碰见; 遇到） meet; run into:run [bump] into an acquaintance in the street;在街上碰到一个熟人
I didn't see him.我没碰着他。
- （试探 ） try one's luck; take one's chance:take a chance;碰碰机会
You may go and try your luck; he may be at home.你去碰碰看，他也许在家。
- （开短会） meet to discuss:Let's meet and review briefly each group's discussion.咱们碰一下各组讨论的情况。
以上内容来源于：《新汉英大辞典》
例句与用法：
Mind you don't bump your head on the low ceiling.
Guess who I bumped into today?
What he did was perfectly legal the police can't touch (ie arrest) him for it.
One of the branches was just touching thewater.
A bubble will burst at the slightest touch.
You'd better not touch these coats to avoid contagion.
Anyone touching that wire could get badly shocked.
碰的其他解释: