名词
中文翻译:Unknown
同义词:
['trade', 'bartering', 'swapping']
例句:
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1. Theyexchanged their old bicycles for anew one.
他们用旧自行车换了一辆新车。
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2.The farmers traded their produce at themarket.
农民们在市场交换他们的农产品。
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3. She swapped her old clothes for some new ones.
她用她的旧衣服换了一些新衣服。