动词短语
中文翻译：讨价还价
同义词：
['bargain', 'haggle', 'negotiate', 'argue over prices']
例句：
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1. They haggled over the price of the car until they found a fair deal.
他们讨价还价，直到找到了一个公平的价格。
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2. The salesman haggled over the price of the TV set with the customer.
销售员与顾客讨价还价，试图降低电视的价格。
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3. When buying a house, it's common to haggle over the price.
在购买房屋时，讨价还价是常见的做法。