名词短语
中文翻译：优惠券广告
同义词：
['promotional coupon', 'discount coupon', 'special offer']
例句：
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1. Manycompanies use coupons to attract customers and increase sales.
许多公司使用优惠券来吸引顾客和增加销售额。
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2. The supermarket is offering a coupon for a free ice cream on Sundays.
超市在周日提供一张优惠券，可以免费享用冰淇淋。
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3. The company's new product is heavily promoted through coupon advertising.
该公司通过优惠券广告大力推广新产品。