领取%E7%BE%8E%E8%82%A4%E5%AE%9D%E7%BE%8E%E7%99%BD%E9%9A%94%E7%A6%BB%E9%98%B2%E6%99%92%E9%9C%9C50%E5%80%8D%E6%B7%A1%E6%96%91%E5%9E%8B优惠券时，请详细阅读优惠券的使用规则。