1. To give and receive mutually;exchange.
   交换相互给予和收到;交换
2. The two belligerent parties exchanged captured personnel.
   交战双方交换被俘人员。
3. They appointed a place to exchange experience.
   他们约定一个地方交流经验。
4. Here're the exchange memos.
   这是兑换便笺。
5. He exchanged the plough for the sword.
   他以犁换剑(化干戈为玉帛)。

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