ASAP: As soon as possible 尽快

BF: Boyfriend 男朋友

GF: girlfriend 女朋友

BTW: By the way 随便说一下

BBL: Be back later 稍后回来

BRB: Be right back 很快回来

CU: See you 再见

CUL: See you later 下次再会

DIIK: Damned if I known 我的确不知

DS: Dunce smiley 笨伯

FE: For example 举例

FTF: Face to face 面对面

FYI: For your information 供参考

IAE: In any event无论如何

IC: I see 我明白

IMHO: In my humble opinion 依愚人之见

IMO: In my opinion 依我所见

IOW: In other words 换句话说

LOL: laughing out loudly 大声笑

NRN: No reply necessary 不必回信