"lay one on" in Chinese (Simplified)
打一下猛亲一下（口语）
Definition
打某人一下，尤其是用拳头重重地打。口语中，也可以指用力亲吻某人。
Usage Notes (Chinese (Simplified))
口语表达，主要出现在口头交流。要结合上下文判断是指打人还是亲吻。用 'lay one on me' 时多指让别人亲一下自己。
Examples
He got angry and decided to lay one on his opponent.
他生气了，决定对对手**打一下**。
She surprised him and laid one on his cheek.
她让他吃惊，突然**亲了一下**他的脸颊。
Don't get close or he might lay one on you!
别靠近他，不然他可能会**打你一下**！
"Go ahead, lay one on me!" he joked, puckering up.
他说：“来吧，**亲我一下**！”还嘟起了嘴。
Wow, he really laid one on him during the match!
哇，他在比赛中真的**打了他一下**！
As soon as he walked in, she ran over and laid one on him in front of everyone.
他一进门，她就跑过来当众**亲了他一下**。