动词
中文翻译：交换
同义词：
['trade', 'swap', 'transact', 'circulate', 'interchange']
例句：
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1. They exchangedpleasantries with each other at the airport.
他们在机场互相问候。
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2. The company exchanged shares with its investors.
公司与投资者进行了股份交换。
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3. Exchange rates fluctuate frequently due to global economic conditions.
由于全球经济状况，汇率经常波动。