To cast out; rid oneself of:扔出；摆脱：threw off all unpleasant memories.摆脱所有令人不快的回忆
To give off; emit:发出；射出：exhaust pipes throwing off fumes.排气管排出烟雾
To distract, divert, or mislead:使犯错误，产生错觉：使分心、转移或误导：Crossing the stream, he threw the tracking dogs off. A wrong measurement threw her estimate off.他淌过小溪把跟踪的狗甩掉了。错误的测量使他的判断出了错
To do, finish, or accomplish in a casual or offhand way; toss off:轻易地作出：以散漫或不关心的态度去做、完成或实现；轻而易举地完成：threw off a quick response to the letter.一挥而就地写了封回信