AAP – Always a pleasure 令人愉快

　　AAR – At any rate 至少，无论如何

　　AB/ ABT – About 关于

　　ABT2 – about to 即将

　　ACC – Anyone can come 谁都能来

　　ACK – Acknowledgement 感谢，承认

　　ADBB – All done, bye-bye 好了，再见

　　ADD/ ADR – Address 地址

　　ADMIN – Administrator 管理员

　　AEAP – As early as possible 尽快

　　AFAIC – As far as I'm concerned 就我而言

　　AFAIK – As far as I know 据我所知

　　AFAIUI – As far as I understand it 就我的理解而言

　　AFAP – As far as possible 尽量

　　AH – At home 在家

　　AISB – As it should be 应当

　　AISB – As I said before 像我之前说的

　　AISI – As I see it 我认为

　　AKA – Also known as 也叫作，又称

　　ALOL – Actually laughing out loud 正在大声笑

　　AMAP – As much as possible 越多越好

　　AMBW – All my best wishes 最好的祝愿

　　AML – All my love 我全部的爱

　　AMOF – As a matter of fact 事实是

　　APP – Application 应用程序

　　AQAP – As quick as possible 越快越好

　　ATB – All the Best 一切顺利，万事如意

　　ATM – At the moment 此刻，当时

　　ATEOTD – At the end of the day 最后

　　ASAP – As soon as possible 尽快

　　AWESO – Awesome 真棒

　　AYDY – Are you done yet? 你完事了没？

　　AYEC – At your earliest convenience 尽早

　　AYOR – At your own risk 由自己负责

　　AYSOS – Are you stupid or something? 你是傻了还是怎么了？

　　AYS – Are you serious? 你说真的吗？

　　AYT – Are you there? 你在吗？

　　AYTMTB – And you're telling me this because 你跟我说这个是因为

　　AYW – As you wish 如你所愿

　　AZN – Asian 亚洲人