or的词语用法是：conj.(连词)or为并列连词,含有选择意义,必须连接同等成分的词、短语或句子,并使用同一种形式。or的详尽释义是conj.(连词)否则或者，或还是也不不然，要不然或者说，抑或是大约也就是说，换言之用于引出对比的概念表示对人、事、地点不太有把握在...之前，比...更早即甲也不乙也不。or的读音是英[??(r)]；美[??r]。
一、详尽释义点此查看or的详细内容
二、双解释义
三、网络解释
1.or.：opponents' runs; 对方得分数
2.or：option room; 手术室
3.or：optional research; 运筹学
4.
4.or：odds-ratio; 比值比
5.or：odds ratios; or值
6. Boolean Search：Boolean operator || 布尔算子, 逻辑算子 | Boolean Search || 逻辑搜索, 一种用逻辑符号如AND,OR,NOT提取信息的方法 | Boolean secondary || 布尔二次式
四、例句
You can send letters by mail or by hand.
你可以邮寄或者派人送信件。
Is that painting an original or a reproduction?
那幅画是原作还是复制品？
Which do you prefer, lamb chops or pork chops?
你比较喜欢小羊排,还是猪排?
Hurry up or else you'll be late.
快，否则你就要来不及了。
Don't rush at your work or you will spoil it.
不要匆忙地做你的工作，否则你会把它做坏的。
五、常用短语
六、经典引文
It was midnight or they departed.
出自：G. CavendishA periodical..with which you may or may not be familiar.
出自：R. MacaulayCockroaches or no cockroaches he must get his shoes.
出自：F. ReidFour or five mounds of newly-turned earth.
出自：R. AdamsHe was often called a nut-case or a twit or a weirdo.
出自：J. Wilson七、词义辨析
or的相关近义词
else、conversely、otherwise、optionally、alternatively、contrarily、operating theater、operating room、Beaver State、surgery、operating theatre、Oregon
or的相关反义词
or的相关临近词