动词
中文翻译：Unknown
同义词：
['trade', 'swap', 'transact', 'deal']
例句：
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1.They exchanged their old clothes for new ones.
他们用旧衣服换新衣服。
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2.The company is known for its excellent customer service.
该公司以其出色的客户服务而闻名。
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3. He exchanged pleasantries with his colleagues before the meeting.
会议前，他与同事们进行了寒暄。