or
conjunction/ɔː(r)/
/ɔːr/
Idioms - used to introduce another possibility
（用以引出另一种可能性）或，或者，还是 - Is your sister older or younger than you?
你有姐姐还是妹妹？ - Are you coming or not?
你来还是不来？ - Is it a boy or a girl?
是个男孩还是女孩？
Homophones oar | or | oreoar or ore/ɔː(r)//ɔːr/- oar noun
- We took one oar each and started rowing.
我们每人拿了一根桨，开始划船。
- We took one oar each and started rowing.
- or conjunction
- Do you want cheese or jam in your sandwich?
您的三明治中需要奶酪还是果酱？
- Do you want cheese or jam in your sandwich?
- ore noun
- The country has rich deposits of iron ore.
该国铁矿石储量丰富。
- The country has rich deposits of iron ore.
- Is your sister older or younger than you?
- used in negative sentences when mentioning two or more things
（用于否定句，提出两种或多种事物时）也不 - He can't read or write.
他不会读，也不会写。 - There are people without homes, jobs or family.
有人无房屋，也无工作，又无家庭。
- He can't read or write.
- (also or else)used to warn or advise somebody that something bad could happen; otherwise
（用于警告或忠告）否则，不然 - Turn the heat down or it'll burn.
把炉火开小一些，不然就烧焦了。
- Turn the heat down or it'll burn.
- used between two numbers to show approximately how many
（用于两个数字之间表示约略数目）大约 - There were six or seven of us there.
我们约有六七个人在场。
- There were six or seven of us there.
- used to introduce a word or phrase that explains or means the same as another
（用于引出解释性词语）或者说 - geology, or the science of the earth’s crust
地质学，或者说地壳的科学 - It weighs a kilo, or just over two pounds.
这东西重一公斤，或者说两磅多一点儿。
- geology, or the science of the earth’s crust
- used to say why something must be true
（用于说明原因）不然，否则 - He must like her, or he wouldn't keep calling her.
他一定喜欢她，不然他不会老给她打电话。
- He must like her, or he wouldn't keep calling her.
- used to introduce a different or opposite idea
（用于引出不同或相反的看法） - He was lying—or was he?
他在说谎，还是没有说谎？
- He was lying—or was he?
Word OriginMiddle English: a reduced form of the obsolete conjunction other (which superseded Old English oththe ‘or’), of uncertain ultimate origin.
Idioms
or so
- about; approximately
大约；左右 - It'll cost €100 or so.
这大约要花 100 欧元。
- It'll cost €100 or so.
or somebody/something/somewhere | somebody/something/somewhere or other
- (informal) used when you are not exactly sure about a person, thing or place
（表示对人、事、地点不太有把握） - He's a factory supervisor or something.
他是工厂监督一类的人吧。 - ‘Who said so?’ ‘Oh, somebody or other. I can't remember who it was.’
“这是谁说的？” “啊，某一个人吧，我记不清是谁了。”
- He's a factory supervisor or something.