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.
avenge
vt. 1.为 复仇,报 之仇;2.向 报仇
A: Let s turn left down the next road.
B: Good idea, that way we can avert the traffic jam.
avert
vt. 1.防止,避免;2.转移(目光、注意力等)
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