1. set foot

进入到某处；行走

eg. You may not even need to ask anyone this - just observe carefully from the time you set foot in the building.

你可能不需要就该问题向任何人提问。 只要从你开始踏入这家公司后就开始仔细观察。

eg. If you’ve never set foot in your college library (or even if you have), there’s much to discover—and to use.

如果你从未走进你的大学图书馆（就算你有过），那么你需要发现并利用很多东西。

2. get through

通过；到达；做完；接通电话；度过，熬过(困难时期等)

eg. If you can get through all that, you’re almost in the clear.

如果以上这些你都通过了，那么你现在已经很清楚了。

eg. If we can get through this wall, we can get into the pipe.

如果我们能打通这面墙，我们就能进入管道中。

3. turn up

出现；发生；开大；发现；卷起；使仰卧

eg. They finally turned up at nearly midnight.

他们终于在近午夜时出现了。

eg. Investigations have never turned up any evidence.

调查从未发现过任何证据。