railcards是railcard的复数
railcard
美 ['reɪlkɑrd]
英 ['reɪl.kɑː(r)d]
- n.火车乘坐优惠卡
- 网络铁路卡；火车卡
复数：railcards
n. | 1. an identity card allowing the holder, e.g. a student, senior citizen, or family group, to buy railroad tickets at reduced rates, usually restricted to off-peak travel times 2. a card that allows you to travel by train at a lower price than usual |