He is having a good time什么意思他玩的很高兴！haveagoodtime是度过好的时光享受某

他玩的很高兴！
have a good time 是度过好的时光
享受某人的快乐

He is having a good time.=He is enjoying himself.
他正玩的愉快,玩的高兴.

他度过了一段美好的时光。