虽然欧洲人一般不交换商务礼物，但他们在拜访别的家庭时确实会遵循一些礼仪规则，比如送花。

And while Europeans don't generally exchange business gifts, they do follow some formal customs when visiting homes, such as bringing flowers.

youdao

让咱们今年不交换礼物，大家聚聚就好了。

Let's not exchange gifts this year and spend time together instead.

youdao

我一般不交换链接。

In general I don't do link exchanges.

youdao

We began here so at this point in the story the next thing that's going to happen is this line called Print F that says swap exclamation point, right?

我们从这里开始，在这里,下一步将要发生了的事情是,这行叫做printf的代码,打印：“交换完成！“对不？

哈佛公开课 - 计算机科学课程节选