1. 否则
2. 或者，或
3. 还是
4. 也不
5. 不然，要不然
6. 或者说，抑或是
7. 大约
8. 也就是说，换言之
9. 用于引出对比的概念
10. 表示对人、事、地点不太有把握
11. 在...之前，比...更早
12. 即
13. 甲也不
14. 乙也不

1. 在...之前，比...更早

1. =Operating room 手术室，操作室
2. =Oregon 俄勒冈州

1. 更早

1. 【徽章】黑金色，黑色
2. 【计】“或”
3. 观测比
4. 外半径

1. 施动的人或物

1. a state in northwestern United States on the Pacific
2. a room in a hospital equipped for the performance of surgical operations;

   "great care is taken to keep the operating rooms aseptic"
   

1.（连接两个或两个以上选择的可能性）或，或者，还是
You useor to link two or more alternatives.

or的意思

e.g. 'Teaor coffee?' John asked...
“喝茶还是喝咖啡？”约翰问道。
e.g. Was she blondeor brunette?...
她的头发是金色还是深褐色？

2.（与 either 或 whether 连用，给出另一个选择项）或，还是，就是
You useor to give another alternative, when the first alternative is introduced by 'either' or 'whether'.

e.g. Items like bread, milk and meat were either unavailableor could be obtained only on the black market...
像面包、牛奶和肉之类的东西要么是买不到，要么就是只能去黑市买。
e.g. Either you can talk to him,or I will...
要么你跟他谈，要么我去。

3.（用于两个数字之间表示概数）或，大约
You useor between two numbers to indicate that you are giving an approximate amount.

e.g. Everyone benefited from limiting their intake of tea to just threeor four cups a day...
每天只喝三四杯茶对身体有益。
e.g. When I was nineor ten someone explained to me that when you are grown up you have to work...
我大概9岁或10岁的时候，有人跟我说人长大了就得工作。

4.（用于对刚说过的话进行更正或补充）或者说
You useor to introduce a comment which corrects or modifies what you have just said.

e.g. The man was a fool, he thought,or at least incompetent...
他想道，那人是个傻瓜，或者说，至少很无能。
e.g. There was nothing more he wanted,or so he thought...
他再无所求，或者说他是这么想的。

5.（用于警告）否则，要不然
If you say that someone should do somethingor something unpleasant will happen, you are warning them that if they do not do it, the unpleasant thing will happen.

e.g. She had to have the operation,or she would die.
她必须动手术，要不然就没命了。

6.（用于证明刚刚所作陈述的真实性）否则，要不然
You useor to introduce something which is evidence for the truth of a statement you have just made.

e.g. He must have thought Jane was worth itor he wouldn't have wasted time on her, I suppose.
我想，他一定认为简值得他这么做，否则他不会在她身上浪费时间。

7.（表示某事物对即将发生的事没有影响）不管是不是…
You useor no oror not to emphasize that a particular thing makes no difference to what is going to happen.

e.g. Chairmanor no, if I want to stop the project, I can...
不管我是不是主席，只要我想停止这个项目，我就能做到。
e.g. The first difficulty is that, old-fashionedor not, it is very good.
首要的难题是，过时也好，不过时也罢，它很不错。

8.（用于重复的同一名词之间，表示某事物是否真实对情形没有影响）不管是否有…，无论有没有…
You useor no between two occurrences of the same noun in order to say that whether something is true or not makes no difference to a situation.

e.g. The next day, rainor no rain, it was business as usual...
第二天是否下雨都没有差别，一切照常进行。
e.g. Oilor no oil, Serbia has troubles.
不管是否有石油，塞尔维亚的困难都会存在。

9. or else -> see else
or other -> see other
or so -> see so
or something -> see something

1. Answer yes or no.
   回答是或不是。
2. You can go by air or by train.
   你可以坐飞机去,也可以坐火车去。
3. They are living in England or they are spending a vacation there.
   他们住在英格兰或者是在那里度假。
4. A boy or two girls are at home.
   一个男孩或两个女孩在家。
5. Mr. Jones or I am to speak at the meeting.
   会上由琼斯或我来发言。
6. Is the flower red or blue?
   那花是红的还是蓝的?
7. He didn't decide whether to go to the film or to watch TV.
   他还没有定下来去看电影还是看电视。
8. Take a vacation, or you'll get sick.
   你休假吧,不然会生病的。
9. He cannot read or write.
   他不会看书,也不会写字。

交通

B：It’s (faster/ slower/ more expensive) than taking the busor the subway.
这比坐公车或搭地铁（快/慢/贵）。

or的反义词

A：Oh, o.k.
噢，好吧。

请求帮助

or的意思

A：Excuse me; could you lend me some of your records?
打扰一下，请问您能借给我一些你的磁带吗？

B：Until when?
到什么时候？

A：Until Mondayor Tuesday of next week.
到下周一或周二。

B：No problem.
没问题。

在商店

A：May I help you find something,or are you just looking?
要我帮您挑选点什么还是您自己先看看？

B：I’m just looking.
我就看一看。

A：Then. Take your time, please.
那请您慢慢看。

B：Thank you.
谢谢。

• ☆ 直接源自古英语的oththe，意为或者。