at par ( adj/ adv) of a share or other security that has the same value on the market as the value written on the share itself 平价（市值等于票面值）

[例]  She bought the shares at par. 

ATM (n.) automatic teller machine 自动取款机

[例]  You can draw cash from any ATM at any time in Shanghai by using this Visa Card.

[同义词]  cashpoint 

attempt [ E5tempt ] 1.(n.) trial, effort努力、尝试

[例]  We have made an attempt to enter a new market.

2. (v.) try 

attn (abbr) for the attentin of交由某人亲启

[例]  He wrote ATTN Mr.Johnson. on the envelop. 

auction (n.)the way of selling in which each item is sold at an open meeting to the person who makes the highest bid拍卖

[例]  He sold his villa in the auction at 200,000 dollars. 

auction [ 5C:kFEn ] (v.) to sell something to the person who makes the highest offer; sell something by auction拍卖

[例]  His house was auctioned last week.

audio-conference (n.) a meeting with people who cannot all be together at the same time, using audio (telephone) equipment 电话会议

[例]  The scheduled meeting has been cancelled for SARS, and we are planning to hold an audio-conference next week.