的意思 a couple of

1. I need to buy a couple of new books for my class.
我需要为我的课程买几本新书。

2. Can you grab a couple of apples from the store?
你可以从商店买几个苹果吗？

3. We're going to watch a couple of movies tonight.
我们今晚要看几部电影。

4. I'll be back in a couple of hours.
我会在几个小时内回来。

5. Let's grab a couple of drinks after work.
下班后我们一起喝几杯。

6. I just need a couple of minutes to finish this project.
我只需要几分钟就能完成这个项目。