Boxing 拳击
My favorite sport is boxing.
我最喜欢的运动是拳击。

Hit（用手或器具）击，打
I hit him with my hand.
我用手打了他。

Strike 打；击
I struck him with my leg.
我用腿踢了他。

Punch 拳打；以拳痛击
If you punch someone well enough, you might KO them.
如果你狠狠地击打某人，你可能会把他打晕。

Knock out (KO) 击倒，晕倒
He slipped on the ice, hit his head and was knocked out.
他在冰上滑到，撞到头然后晕过去了。

Slap（用手掌）打，拍，掴
She slapped me so hard that my face turned red.
她打我打得很重，我的脸都红了。

Smack 用巴掌打；掴
A girl might smack a boy gently to show him she likes him.
一个女生会轻轻打一个男生来表示，她喜欢他。

Beat（在比赛或竞争中）赢，打败（某人）
She beat me.
她打败了我。
She beats me.
她打我。