领取%25E6%2588%2590%25E9%2595%25BF%25E6%2589%258B%25E5%2586%258C%25E6%25B4%25BB%25E9%25A1%25B5%25E6%259C%25ACa4优惠券时，请详细阅读优惠券的使用规则。