Many of these songs express sadness that summer is over.

VOA: special.2009.11.09

The final course the students take then is the Capstone project, which happens over the summer.

最后要修的一门课是总结性课程，开课时间是夏季。

哈佛公开课 - 幸福课课程节选

I wrote about what I did over the summer, something that I was really passionate about.

我写了夏天我干了什么，我对此真的很有热情。

成绩不是全部 - SpeakingMax英语口语达人

"My friends and I have made a list of things we want to do over the summer. Different places to travel, to get away to, maybe a beach a few hours away.

VOA: special.2010.06.18

This was named over the past summer.

这个在去年夏天又重新起名了。

麻省理工公开课 - 固态化学导论课程节选

and in the summer time you see a lot of people over there getting some sun.

在夏天，你可以看到许多人在那里晒太阳。

哥伦布的故事 - SpeakingMax英语口语达人

I took a cryptology class over the summer a few years ago and...

几年前的夏天，我去上了一门密码学的课程……

理想是当密码专家 - SpeakingMax英语口语达人