- 短信中常用的缩写: 2d=today; tmr=tomorrow; mtg=meeting; k=cool; thnx=thanks; b/c=because; idk=I don't know; brb=Be right back; ^5=High-five; ?4U=question for you; ttyl=talk to you later; LOL=laugh out loud; COL=cry out loud; bbfn=Bye bye for now; adbb=All done bye bye. 写不下啦!展开全文