人群开始聚集在大使馆的前面。

A crowd began to collect in front of the embassy.

《牛津词典》

在我的房子前面有一棵树。有一天，我发现树上有一个鸟巢。

There is a tree in front of my house. Someday, I found a bird's nest in it.

youdao

在队列中他站在我的前面。

He was standing in front of me in the line.

《牛津词典》

When the bad is behind us, that seems less bothersome than when the bad is in front of us.

当糟糕的事过去之后，它似乎没有在我们前面时那么麻烦。

耶鲁公开课 - 死亡课程节选

And I'm going to show you an example in a 1 second, just to drive this home, but notice the characteristics. In the first two cases, the problem reduced by 1 at each step.

在前面两个例子里,每一部问题的规模缩小了,不管是迭代的还是递归的，这表明这个问题的复杂性可能是线性的。

麻省理工公开课 - 计算机科学及编程导论课程节选

By the way, it's critical that they should stay in formation; nobody should get ahead of anybody else.

顺便说一下,这是在保持队形的前提下,不能有人单独冲在前面

耶鲁公开课 - 古希腊历史简介课程节选