profession /prəˈfeʃən/ n. [c] 职业,自由职业:the profession of (a) doctor 医生的职业;the teaching profession 教书的职业;without profession 无业 He is a lawyer by profession. 他是职业律师。
[辨析]与job, vocation, occupation和career辨见job
professional /prəˈfeʃənl/ I. adj. 职业的,专业的,专门的:professional knowledge 专业知识; a professional tennis player 职业网球运动员 ‖II. n. [c] 自由职业者,专业人员:He has just turned professional/become aprofessional. 他刚转为专业人员。She’s a real professional. 她是个真正的专业人员。