1.off and on(on and off)斷斷續續地,間斷
例句:The Jews and Arabs of Palestine have been fighting off and on for 100 years.
巴勒斯坦的猶太人和阿拉伯人已經斷斷續續地斗爭了100年之久。
2.off campus 在校外
例句:Do you live on or off campus?
你住在校內還是校外?
3.off color身體不舒服,精神不好
例句:She felt a bit off color, but she's much better now.
她覺得有點不舒服,但是現在好多了。
4.off hand 即席的(地),沒有準備的(地)
例句:I'm talking off hand, simply speaking my mind.
我這是信口開河, 隨便談談腦子里想的東西。
5.off the hook 擺脫責任,脫離困境(或危險),脫身
例句:But let us not pretend that it lets us off the hook.
但是,讓我們不要假裝這樣做我們就可以逃脫責任了。
6.under one's breath 壓著嗓子,低聲地
例句:Fortunately I said it under my breath, and hedidn't hear.
好在我說的聲音很小,他沒有聽見。
adj. 已占用的;使用中的;無空閑的 v. 占有(oc