［辭海］abbreviation glossaries, AFAIK.
見過或常用的：
- AFAIK - As Far As I Know, 就我所知
- AFK - Away From Keyboard, 放棄吧，人不在
- BRB - Be Right Back, 馬上回來
- BTW - By The Way, 順道一題
- FYI - For Your Information, 給你參考
- IMHO - In My Humble Opinion, 依我個人淺見
這啥鬼？
- GD&H - grinning, ducking, and hiding
(微笑、閃避，然後躲起來) - GD&R - grinning, ducking, and running
(微笑、閃避，然後逃走) - GD&RVVF - grinning, ducking, and running, very, very fast
(微笑、閃避，然後快速逃走) - BTDT - been there, done that
(順利達成任務) - BTDTBTT - been there, done that, bought the tape
(順利達成任務，買到了錄音帶) - BTDTGTTS - been there, done that, got the t–shirt
(順利達成任務，拿到了 T 恤) - BTDTGTTSAWIO - been there, done that, got the t–shirt, and wore it out
(順利達成任務，拿到了 T 恤，又穿破了)
參考資料：立即訊息中的縮寫及速記法