剑桥词典used when something is sent by post without any money having to be paid 邮资免付的;邮资已付的 Send for an educational DVD post-free. 请来函索取教学DVD,邮资免付。 The guidebook costs £10.95 post-free. 旅行指南定价10.95英镑,邮资免付。 返回 post-free