Slang 2017.06.30

1.Plenty of people play hooky from work to go see a movie on opening day.

很多人在开放日装病不去上班，而是去看电影。

play hooky:

(idiomatic, US) To play truant; to avoid (informally: skip) school, work, or other duties (stay away from these without permission or an excuse); to skive (UK).

Alternative forms:

play hookey:

(intransitive, idiomatic) to be absent without permission, especially from school

2.Teachers should dumb down the textbooks so students can understand easily.

老师应该简化教材，让学生更易理解。

dump down:

(idiomatic, transitive) To convey some subject matter in simple terms, avoiding technical or academic language, especially in a way that is considered condescending.

3.I didn't have time to prepare for the talk in the class, so I just had to wing it.

我没有时间准备课上的发言，所以就即兴说了几句。

wing it:

(idiomatic) To improvise; to make things up or figure things out as one goes; to perform with little or no preparation.