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A: Stop! You are not authorized to enter this section of the building. B: Oh, I m sorry, I didn t realize that I needed special permission. authorize vt. 授权，批准 A: What are you reading? B: Nelson Mandela s autobiography , I highly recommend it. autobiography n. 自传 A: Is that dog over there real? B: No, I think that it is just an automation automation n. 自动化(技术)，自动操作 A: I am moving to an autonomous region of the country. B: Gosh, that will be an interesting experience. autonomous a. 1.自治的;2.独立自主的 A: You are very independent. B: My autonomy is protected by the law. autonomy n. 1.自治，自治权;2.人身自由，自主权 A: Where you able to get through to the ticket office when you telephoned? B: I tried several times, but to no avail. avail n. 效用，利益，帮助 A: What was the film about? B: A guy trying to avenge the killing of his brother. It was quite violent. | 
