exchange的同義詞是什麼

trade尤指買賣貨物，也可表示交換物品。

例句：

The exchange of prisoners took place this morning.

今天早上交換了俘虜。

What is needed is a frank exchange of views.

需要的.是坦誠地交換意見。

We need to promote an open exchange of ideas and information.

我們需要促進思想和信息的公開交流。