A: Stop! You are not authorized to enter this section of the building.

　　B: Oh, Im sorry, I didnt realize that I needed special permission.

　　authorize vt. 授权，批准

　　A: What are you reading?

　　B: Nelson Mandelas 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，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: Lets 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

　　A: I heard that the national aviation company owes a lot of money to the government.

　　B: Well, it must be because of the price of new planes.

　　aviation n. 1. 航空，航空学;2. 飞机制造业

　　A: I was filled with awe when I watched the sun rise this morning.

　　B: It is a shame that I missed it, I was still in bed.

　　awe n. 敬畏，惊惧

　　vt. 使敬畏，使惊惧

　　be / stand in awe of 敬畏

　　A: At what speed does the earth spin on its axis?

　　B: I am not quite sure, you should check in your textbook.

　　axis n. 1. 轴，轴线，中心线;2. 坐标轴，基准线

　　A: My brother got married last year.

　　B: That surprises me, I thought that he would remain a bachelor for the rest of his life.

　　bachelor n. 1. 单身男士，单身汉;2. 学士，学士学位

　　A: That is a nice badge that you are wearing.

　　B: Thanks, I bought it at the market this morning.

　　badge n. 1. 徽章，证章;2. 标记，标志;3. 象征

　　A: Would you like have a game of badminton with me this evening?

　　B: Sorry, but I only play football.

　　badminton n. 羽毛球运动

　　A: Did you enjoy the film?

　　B: Yeah, but I was baffled by the plot.

　　baffle vt. 使困惑，难住

　　A: Was the criminal released from jail?

　　B: Yes, but only on bail.

　　bail n. 1. 保释金;2. 准许保释

　　vt. 1. 保释，帮助脱离困境;2. 用桶舀水

　　A: Stop! You are not authorized to enter this section of the building.

　　B: Oh, Im sorry, I didnt realize that I needed special permission.

　　authorize vt. 授权，批准

　　A: What are you reading?

　　B: Nelson Mandelas 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，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: Lets 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

　　A: I heard that the national aviation company owes a lot of money to the government.

　　B: Well, it must be because of the price of new planes.

　　aviation n. 1. 航空，航空学;2. 飞机制造业

　　A: I was filled with awe when I watched the sun rise this morning.

　　B: It is a shame that I missed it, I was still in bed.

　　awe n. 敬畏，惊惧

　　vt. 使敬畏，使惊惧

　　be / stand in awe of 敬畏

　　A: At what speed does the earth spin on its axis?

　　B: I am not quite sure, you should check in your textbook.

　　axis n. 1. 轴，轴线，中心线;2. 坐标轴，基准线

　　A: My brother got married last year.

　　B: That surprises me, I thought that he would remain a bachelor for the rest of his life.

　　bachelor n. 1. 单身男士，单身汉;2. 学士，学士学位

　　A: That is a nice badge that you are wearing.

　　B: Thanks, I bought it at the market this morning.

　　badge n. 1. 徽章，证章;2. 标记，标志;3. 象征

　　A: Would you like have a game of badminton with me this evening?

　　B: Sorry, but I only play football.

　　badminton n. 羽毛球运动

　　A: Did you enjoy the film?

　　B: Yeah, but I was baffled by the plot.

　　baffle vt. 使困惑，难住

　　A: Was the criminal released from jail?

　　B: Yes, but only on bail.

　　bail n. 1. 保释金;2. 准许保释

　　vt. 1. 保释，帮助脱离困境;2. 用桶舀水