英语是：Have a good time.
解释：
have a good time
英[hæv ə ɡud taim] 美[hæv e ɡʊd taɪm]
[词典] 玩得愉快， 玩得痛快;
[例句]We can just hang out and have a good time.
我们可以只是闲逛一下，开开心。
We can have a good time together then.
那时我们就可以在一起痛快地玩了。
This is the time to go out have some fun* To laugh have a good time with others.
这时适合外出和娱乐，和别人一起欢笑，一起玩的愉快。
This is my first time, and I hope that I will have a good time.
这次我第一次去，并且我希望我能有个
美好的时光。
They all are very kind and I have a good time last night.
他们都是非常友好，我有一个好的时间昨晚。