or/ə(r), ɔː(r)/
conj.1. 也不He never smokes or drinks.他从不吸烟,也不喝酒。
2. 或,或者; 还是Will you have tea or coffee?你喝茶还是喝咖啡?
I'd like it to be black, (or) white, or grey.我希望它是黑色的,(或)白色的,或灰色的。
I don't know where I left my book -- either at school or on the bus.我不知道把书丢在哪儿了。不是落在学校,就是丢到公共汽车上了。
She wants to live in Madrid or London or Rome./She wants to live in Madrid, London, or Rome.她希望住在马德里、伦敦或者罗马。
3. (要)不然;否则Put on your overcoat, or you will catch cold.穿上你的大衣,不然你会着凉。
He must pay the debt or else go to prison.他必须还债,否则就得去坐牢。
Go quick, or else you'll miss the bus.快走,否则你要赶不上公共汽车了。
4. 就是;或者说This medicine, or rather drug, has a violent effect.这种药品,或者说麻醉剂,有强烈的效果。