最简单的： Enjoy your trip.
翻译为：Wish you a pleasant journey
这是一个祈使句， 它的结构是： 动词原形+其它
还可以 翻译为： Have a good trip /Wish that your journey is happy
祝你旅途愉快 Enjoy your trip
Wish you a happy trip.
Have a nice trip！
