这所房屋租给我们以前是谁住的？

Who occupied this house before it was let to us?

《新英汉大辞典》

我们以前是最要好的朋友啊！

We used to be best friends?

youdao

举例来说，回想我们以前是如何购买音乐唱片的呢。

Think back, for example, to how we used to buy music.

youdao

We're exposed to things that might cause cancer where weren't exposed to them before and so that might be a reason.

我们暴露于可能致癌的物质中,这些物质在以前是没有的,这可能就是原因之一

耶鲁公开课 - 生物医学工程探索课程节选

Sam used to be a river raft guy, a river rafting guide, so we would go do that.

萨姆以前是漂流队的指导员，所以我们可以玩那个。

与朋友们的回忆 - SpeakingMax英语口语达人

We remember the fish that we used to eat free in Egypt Okay, we were slaves, but the food was free, you know?

我记得以前在埃及的时候不花钱就可以吃鱼,虽然我们是奴隶，但是食物是免费的，你知道吗？

耶鲁公开课 - 旧约导论课程节选