Role

Role n. 角色, 任务,职责 【医】 作用, 功用 【经】 角色, 任务, 作用

Webster Dictionary: Main Entry: role Variant(s): also rôle /'rOl/ Function: noun Etymology: French rôle, literally, roll, from Old French rolle 1 a (1) : a character assigned or assumed <had to take on the role of both father and mother> (2) : a socially expected behavior pattern usually determined by an individual's status in a particular society b : a part played by an actor or singer 2 : a function or part performed especially in a particular operation or process <played a major role in the negotiations>