动词
中文翻译：交换
同义词：
['trade', 'swap', 'transact', 'circulate', 'exchange']
例句：
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1.They exchanged pleasantries with each other at the airport.
他们在机场互相问候。
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2. The company exchanges its shares on a stock exchange.
该公司在股票交易所上交易其股份。
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3. The scientists exchanged ideas and findings during their conference.
科学家们在会议上交换了意见和发现。