动词用法

We exchanged gifts as a sign of friendship.

She exchanged her old phone for a new one.

They exchanged ideas on how to improve the project.

名词用法

The stock exchange is where stocks and shares are bought and sold.

We went to the外汇市场to exchange currency.

There was an exchange of prisoners between the two countries.

介词搭配

I exchanged my old car for a new one.

They exchanged words about the upcoming election.

In exchange for his help, I promised to do him a favor.

这些例句涵盖了"exchange"作为动词和名词的不同用法，以及常见的介词搭配。希望这些例句能帮助你更好地理解和运用这个词。