跟老外打交道必知的英文缩写：O部

　　O：

　　OAUS = On An Unrelated Subject

　　OBTW = Oh, By The Way

　　OIC = Oh, I See

　　OICU = Oh, I See You

　　OMDB = Over My Dead Body

　　OMG = Oh My God/Oh My Gosh

　　OMIK = Open Mouth, Insert Keyboard

　　ONNA = Oh No, Not Again

　　OOC = Out Of Character

　　OOTB = Out Of The Box/Out Of The Blue

　　OT = Off Topic

　　OTOH = On The Other Hand

　　OWTTE = Or Words To That Effect

　　OZ = stands for "Australia"