premium-rate

剑桥词典

A premium-rate phone number or service costs more to call than a normal phone number .
（电话号码或通话服务）高价的，费用高的
a premium-rate number /line /service 高价号码／电话线路／通话服务
You had to call a premium-rate line to enter the contest . 要参加比赛必须拨打一个收费很高的电话号码。 返回 premium-rate