以前你可能在这里开了几英里，都没见过别人，但现在到处都是房子和人。

It used to be that you could drive for miles here without seeing another person, but now there are houses and people everywhere.

youdao

一周以前你可能也会这样问。

A week ago you're asking that.

youdao

在你提交志愿表以前你还可以选择。

You will have choices before you submit your university application form.

youdao

And the first thing you do is ask is it an instance of some problem that other people have already solved?

而且你以前从没碰过这个问题,你首先要做的一件事就是问问自己,这是不是一个别人已经解决了的问题？

麻省理工公开课 - 计算机科学及编程导论课程节选

I love doing because you're going to... you might find something that you didn't see the first time.

我喜欢这样做，因为你或许可以发现一些你以前没见过的东西。

大都会艺术博物馆 - SpeakingMax英语口语达人

How can you write an original poem when your literary consciousness is essentially made up of the memory of all the things that you've read before?

你怎么能说自己写的是原创的诗,当你的文思,主要是由你以前阅读积累下的记忆,组合成的呢？

耶鲁公开课 - 弥尔顿课程节选