Half-fare Card半价证;半价卡
half-fare ticket半票
half roundtrip fare海上部分来回票价
Swiss Half-Fare Card半价卡;瑞士半价优惠卡
student's half-fare ticket学生半价车票
half fare ticket半票
Swiss Half Fare Card Combi瑞士半价组合卡
half-price fare for children正确
half-price off-peak fare非高峰时间减半票价