名词
中文翻译：物物交换
同义词：
['trade', 'barter', 'trade in', 'swap例句：1. They bartered their old clothes for some new ones.（他们用旧衣服换了一些新衣服。）']
例句：
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1. They bartered their old clothes for some new ones.
他们用旧衣服换了一些新衣服。
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2. The barter exchange was a great success.
这次物物交换活动非常成功。
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3. She decided to barter her old car for a new one.
她决定用她的旧车换一辆新车。