我脱了鞋，躺在床上打个盹儿。

I lay down on the bed with my shoes off to have a snooze.

《柯林斯英汉双解大词典》

我要给饭店打个电话预订座位。

I'll call the restaurant and make a reservation.

《牛津词典》

我希望给我的律师打个电话。

I should like to call my lawyer.

《牛津词典》

For example, F x y z if I have an equation that looks like this, f of x, y, z.

打个比方，我有个这样的方程。

麻省理工公开课 - 固态化学导论课程节选

and if we're bored, then we just call each other up, go into Westwood or something.

要是我们无聊了，就互相打个电话，去韦斯特伍德什么的。

想吃中餐的时候 - SpeakingMax英语口语达人

I was a first year student and happily minding my own business, getting ready to try to pick a summer job.

我当时是一年级，只关心自己的小生活，想好好准备暑假打个工。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选