售票员的英文是 "ticket seller"。这个词的来源可能源于售票员的工作内容，即出售票务。下面是一些例句：

The ticket seller at the train station helped me buy a ticket to New York. （火车站的售票员帮我买了张去纽约的火车票。）

I asked the ticket seller if there were any discounts available. （我问售票员是否有折扣。）

The ticket seller told me which platform the train would depart from. （售票员告诉我火车从哪个站台出发。）