“担任抄写员”可以用英语表达为 "serve as a copyist" 或 "work as a copyist"。
"serve as" 强调担任某个角色或职责。
"work as" 则更侧重于以某种职业身份工作。
例句：He served as a copyist in the law firm for two years.（他在律师事务所担任抄写员两年。）
She decided to work as a copyist to gain practical experience.（她决定以抄写员的身份工作，以积累实践经验。）