名词
中文翻译：折扣锁
同义词：
['discounted lock', 'discounted locket']
例句：
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1.The new car has a rebate of $2000 off the retail price.
这款新车的零售价打八折。
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2.We received a rebate for our energy-efficient windows.
我们因为使用了节能窗户而获得了退款。
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3.The manufacturer offered a rebate on all purchases made within the first month.
制造商在第一个月的所有购买中提供了退款。