同学你好，该知识点来自沪江网校《中小学经典新概念英语1、2册连读【升级版】》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

同学你好哦~
attendant： 多指跟随某人并为其服务的人。也可指一般意义的服务员。
可数名词（加油站、停车场、更衣室等的）服务员，侍者 An attendant is someone whose job is to serve or help people in a place such as a petrol station, a car park, or a cloakroom.

assistant         助手，助理；
可数名词助手;助理;副手 Someone's assistant is a person who helps them in their work.
店员；售货员 An assistant is a person who works in a shop selling things to customers.
祝同学学习愉快~