They went to Europe on a vacation.

他们去欧洲度假了

Shall we go on a vacation?

我们去度假好吗？

Take my family on a vacation cruise.

带我的家人度假去旅行。

I'm going on a vacation.

我要去度假了之类。

A: How often do you go on a vacation?

你多久度一次假？

Travellers are not just on a vacation.

旅行者绝不仅仅是在度假。