名词
中文翻译：交换
同义词：
['trade', 'swap', 'transact', 'circulate例句：1. The two countries have agreed to exchange ideas on climate change.（两国已同意就气候变化交换意见。）2. They exchanged pleasantries before the meeting began.（会议开始前，他们互相寒暄。）']
例句：
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1. The two countries have agreed to exchange ideas on climate change.
两国已同意就气候变化交换意见。
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2. They exchanged pleasantries before the meeting began.
会议开始前，他们互相寒暄。
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3.He exchanged a few words with his colleague before leaving the office.
他离开办公室前与同事交换了几句话。