我们应该在旅行前备足胶卷。

We ought to stock up on film before our trip.

《牛津词典》

去旅行前要办理好意外保险。

Take out accident insurance before you go on your trip.

《牛津词典》

他浓密的金发在他旅行前刚被设计了式样。

His thick blond hair had just been styled before his trip.

《柯林斯英汉双解大词典》

When the master returns from his journey, he learns that the first two servants had wisely and piously invested their talents, and they had doubled their money.

当主人旅行回来之后，他发现,前两个仆人聪明巧妙地利用了金币，倍增了自己的财产。

耶鲁公开课 - 弥尔顿课程节选

Before we start on the trip, I want the children to know where in the world they are and where they've come from.

在我们开始旅行前，我希望孩子们知道,他们在世界的那个位置,他们来自哪里。

麻省理工公开课 - 媒体、教育、市场课程节选