领取%E4%B8%B0%E7%94%B0%E8%8D%A3%E6%94%BErav4%E7%94%A8%E5%93%81%E7%A9%BA%E8%B0%83%E6%BB%A4%E8%8A%AF优惠券时，请详细阅读优惠券的使用规则。