ASAP: as soon as possible,尽快;
AKA: also known as,也可以称作;
AFK: away from keyboard,离开一下;
CUL8R: see you later,回见;
BRB: Be Right Back, 马上回来;
FYI: for your information,供参考;
HAND:have a nice day,祝你今天愉快!
SIT: stay in touch, 保持联系!
PCM:please call me, 请打电话给我!