1. fall for上当

We played a trick on him and he fell for it.

我们捉弄他，他上当了。

2. fiddle around玩弄

Don’t fiddle around with the television set. You’ll end up breaking it.

不要玩电视机。你会弄坏的。

3. half-baked肤浅的，半吊子

How do you come up with all these half-baked ideas? You should think them out more carefully.

你怎么会想出这些肤浅的主意的？你应该仔细的考虑考虑。

4. goof up犯错，出岔子

Don’t goof up. This project is too important.

别出岔子。这个计划太重要了。

5. play dirty用诈术

The only way that Dan knows how to win is to play dirty. I’m going to vote for Brian instead.

丹只会用诈术来赢。我要投布莱恩一票。