"Have a nice holiday"是用英语表达“假期愉快”的一种常见方式。这句话的起源可能来自于人们对于假期的期望，即希望在假期期间能够愉快地休息和放松。以下是一些英文例句：

I hope you have a nice holiday.

Have a great holiday!

Wishing you a happy and enjoyable holiday.