discounted rate短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 经贴现率 A10-year-old boy, who was hoping to enjoy a half-price children's meal, got a surprise when he was told by restaurant staff he was too tall for the discounted rate. 一名渴望享受半价儿童餐的10岁男孩，被餐厅员工告知他太高所以无法获得优惠时，十分诧异。 suyage.com