major

adj.

1. 主要的；重要的；大的
   very large or important
   1. a major road
      一条大马路
   2. major international companies
      大跨国公司
   3. to play a major role in sth
      在某事中起重要作用
   4. We have encountered major problems.
      我们遇上了大问题。
   5. There were calls for major changes to the welfare system.
      有人要求对福利制度进行重大改革。
2. 严重
   serious
   1. Never mind─it's not major.
      别担心——这不严重。
3. 大调的
   based on a scale (= a series of eight notes) in which the third note is two whole tones/steps higher than the first note
   1. the key of D major
      D大调
4. 主修的（课程）
   related to sb's main subject of study in college

noun

1. 少校
   an officer of fairly high rank in the army or the US air force
   1. Major Smith
      史密斯少校
   2. He's a major in the US army.
      他是美国陆军少校。
2. 主修课程；专业课
   the main subject or course of a student at college or university
   1. Her major is French.
      她的专业课是法语。
3. 主修学生；主修生
   a student studying a particular subject as the main part of their course
   1. She's a French major.
      她是法语专业的学生。
4. 大联盟
   the major leagues

verb

verb

1. ADJ-GRADED 较重要的;较重大的;主要的
   You use major when you want to describe something that is more important, serious, or significant than other things in a group or situation.
   1. The major factor in the decision to stay or to leave was usually professional...
      职业上的考虑往往是决定去留的主要因素。
   2. Drug abuse has long been a major problem for the authorities there...
      长久以来，吸毒一直是那里的当局面临的一个大难题。
   3. Exercise has a major part to play in preventing and combating disease.
      体育锻炼在疾病防治方面发挥着重要作用。
2. N-COUNT; N-TITLE; N-VOC (英国)陆军(或海军陆战队)少校;(美国)陆军(或空军、海军陆战队)少校
   A major is an officer who is one rank above captain in the British army or the United States army, air force, or marines.
   1. I was a major in the war, you know.
      你知道，战争期间我是一名陆军少校。
   2. ...Major Alan Bulman.
      艾伦·布尔曼少校
3. N-COUNT (美国大学中的)主修课程，专业
   At a university or college in the United States, a student's major is the main subject that they are studying.
   1. English majors would be asked to explore the roots of language.
      英语专业的学生会被要求探究语言的根源。
4. N-COUNT (美国大学中)主修…的学生，…专业的学生
   At a university or college in the United States, if a student is, for example, a geology major, geology is the main subject they are studying.
   1. She was named the outstanding undergraduate history major at the University of Oklahoma.
      她被评选为俄克拉何马大学历史专业的优等生。
5. VERB (在美国大学)主修，专攻
   If a student at a university or college in the United States majors in a particular subject, that subject is the main one they study.
   1. He majored in finance at Claremont Men's College in California.
      他在加利福尼亚州的克莱尔蒙特男子学院主修金融专业。
6. ADJ (音乐)大调的，大音阶的
   In music, a major scale is one in which the third note is two tones higher than the first.
   1. ...Mozart's Symphony No 35 in D Major.
      莫扎特D大调第35号交响曲
7. N-COUNT 大型公司;重要企业
   A major is a large or important company.
   1. Oil majors need not fear being unable to sell their crude.
      大型石油公司无需担心原油销售不出去。
8. N-PLURAL 职业体育总会;(尤指美国)职业棒球联合总会，职业棒球大联盟
   The majors are groups of professional sports teams that compete against each other, especially in American baseball.
   1. I knew what I could do in the minor leagues, I just wanted a chance to prove myself in the majors.
      我知道自己在职业棒球小联合会中实力如何，我只是想有个机会能在职业棒球大联盟中证明一下自己。
9. N-COUNT 大型体育比赛;(尤指高尔夫球或网球)大赛
   A major is an important sporting competition, especially in golf or tennis.
   1. Sarazen became the first golfer to win all four majors.
      萨拉岑成为了首位高尔夫四大满贯赛冠军。

1. There's been a major reshuffle of the cabinet to bring in new blood
   内阁进行了重大改组，吸收了一些新鲜血液。
2. Cranberries have become a major cash crop.
   越橘已经成了主要经济作物。
3. The Group of Seven major industrial countries concluded its annual summit meeting today.
   由主要工业国家组成的七国集团今天结束了其年度峰会。
4. The rail strike is causing major disruptions at the country's ports.
   铁路罢工使该国港口陷入了一片混乱。
5. They can be entrusted to solve major national problems.
   可以委托他们解决重大国家问题。
6. This has been a major problem exercising the minds of scientists around the world
   这一直是困扰全世界科学家的一个重要问题。
7. Major elements of these debates are discussed more fully later in this book.
   这些争论的主要内容将在本书后面的章节中更为充分地加以讨论。
8. Major works of painting, sculpture, mosaic and architecture were examined in situ in Venice.
   重要的绘画、雕塑、镶嵌画和建筑作品都在威尼斯原地得到了仔细检查。
9. I think that is one of the major ingredients in his success.
   我认为那是他成功的主要因素之一。
10. The structure of our schools is now broadly in line with the major countries of the world
    我们的学校建构现在基本上与世界上主要国家的相一致了。
11. In the long term the company hopes to open in Moscow and other major cities
    公司的长期目标是希望在莫斯科和其他大城市开门营业。
12. The major factor in the decision to stay or to leave was usually professional
    职业上的考虑往往是决定去留的主要因素。
13. Exercise has a major part to play in preventing and combating disease.
    体育锻炼在疾病防治方面发挥着重要作用。
14. I was a major in the war, you know.
    你知道，战争期间我是一名陆军少校。
15. English majors would be asked to explore the roots of language.
    英语专业的学生会被要求探究语言的根源。
16. He majored in finance at Claremont Men's College in California.
    他在加利福尼亚州的克莱尔蒙特男子学院主修金融专业。
17. Oil majors need not fear being unable to sell their crude.
    大型石油公司无需担心原油销售不出去。
18. I knew what I could do in the minor leagues, I just wanted a chance to prove myself in the majors.
    我知道自己在职业棒球小联合会中实力如何，我只是想有个机会能在职业棒球大联盟中证明一下自己。
19. Sarazen became the first golfer to win all four majors.
    萨拉岑成为了首位高尔夫四大满贯赛冠军。
20. Science and technology have made major changes to the way we live
    科技极大地改变了我们的生活方式。
21. Two major areas in which mentally retarded children require help are memory and attention.
    智障儿童主要是在记忆力和注意力这两方面需要帮助。
22. The rise of a major power is both economic and military in nature.
    一个大国的崛起究其实质包括经济和军事两个方面。
23. This is principally because the major export markets are slowing
    这主要是因为主要出口市场发展缓慢。
24. Protesters have been putting up barricades across a number of major intersections
    抗议者们在许多主要的十字路口设置了路障。
25. These developments represented a major change in the established order.
    这些发展代表了现有秩序的重大转变。
26. A major addition to the earlier revisions of the questionnaire is the job requirement exercise.
    之前对问卷的修改主要是增加了一些和工作要求有关的问题。
27. Korea has been a target of threats and slanders from the major western powers.
    朝鲜一直是西方主要大国威胁和诋毁的目标。
28. The seven major industrial countries will have their yearly meeting in London.
    7个主要工业国家将在伦敦举行一年一度的会议。
29. The country is planning a major overhaul of its highways.
    该国正计划对全国公路进行大规模的检修。
30. Peace and development are two major issues in the world today.
    和平与发展是当前世界的两大课题。

major in sth

1. 主修
   to study sth as your main subject at a university or college
   1. a major road
      一条大马路
   2. major international companies
      大跨国公司
   3. to play a major role in sth
      在某事中起重要作用
   4. We have encountered major problems.
      我们遇上了大问题。
   5. There were calls for major changes to the welfare system.
      有人要求对福利制度进行重大改革。

major on sth

1. 专门研究（课题、问题等）
   to pay particular attention to one subject, issue, etc.
   1. the key of D major
      D大调

noun

1. the principal field of study of a student at a university
   1. her major is linguistics

2. a commissioned military officer in the United States Army or Air Force or Marines

3. a university student who is studying a particular field as the principal subject
   1. she is a linguistics major

verb

1. have as one's principal field of study
   1. She is majoring in linguistics

adj

1. greater in number or size or amount
   1. a major portion (a majority) of the population
   2. Ursa Major
   3. a major portion of the winnings

2. greater in scope or effect
   1. a major contribution
   2. a major improvement
   3. a major break with tradition
   4. a major misunderstanding

3. of full legal age

4. of a scale or mode
   1. major scales
   2. the key of D major

5. of the field of academic study in which one concentrates or specializes
   1. his major field was mathematics

6. of greater importance or stature or rank
   1. a major artist
   2. a major role
   3. major highways

7. of greater seriousness or danger
   1. a major earthquake
   2. a major hurricane
   3. a major illness