positive

英 [ˈpɒzətɪv]

美 [ˈpɑːzətɪv]

adj.  积极乐观的; 自信的; 积极的; 建设性的; 朝着成功的; 表示赞同的; 拥护的
n.  优势; 优点; 正片; 阳性结果(或反应)

复数：positives　

CET4CET6考研TOEFLIELTS高考TEM4TEM8医学

Oxford 3000 / Collins.4 / BNC.1198 / COCA.1049

同义词辨析

certainconfidentconvincedpositivesure【导航词义：确信的】

favourableadvantageouspositive【导航词义：有益的】

牛津词典

adj.

有信心 confident
• 积极乐观的；自信的
  thinking about what is good in a situation; feeling confident and sure that sth good will happen
  1. a positive attitude/outlook
     乐观的态度 / 前景
  2. the power of positive thought
     乐观思想的力量
  3. She tried to be more positive about her new job.
     她力求对新工作更有信心。
  4. On the positive side , profits have increased.
     从好的方面看，利润增加了。
  5. The report ended on a positive note.
     报告的结尾显得很乐观。
有效；有用 effective/useful
• 积极的；建设性的；朝着成功的
  directed at dealing with sth or producing a successful result
  1. We must take positive steps to deal with the problem.
     我们必须采取积极步骤处理这个问题。
  2. It will require positive action by all in the industry.
     这将需要业内全体同人和衷共济。
• 表示赞同的；拥护的
  expressing agreement or support
  1. We've had a very positive response to the idea.
     我们对这个想法反应很好。
• 良好的；有助益的；正面的
  good or useful
  1. to make a positive contribution to a discussion
     在讨论中献计献策
  2. His family have been a very positive influence on him.
     他的家庭对他有十分良好的影响。
  3. Overseas investment has had a positive effect on exports.
     海外投资对出口有积极影响。
确信；肯定 sure/definite
• 有绝对把握；确信；肯定
  completely sure that sth is correct or true
  1. I can't be positive about what time it happened.
     我说不准这事是什么时间发生的。
  2. She was positive that he had been there.
     她确信他曾在场。
  3. ‘Are you sure?’ ‘Positive.’
     “你敢肯定吗？”“绝对肯定。”
• 完全的；绝对的
  complete and definite
  1. He has a positive genius for upsetting people.
     他气人的本事可大呢。
  2. It was a positive miracle that we survived.
     我们能够生还，完全是个奇迹。
• 证据确凿的；明确的
  giving clear and definite proof or information
  1. We have no positive evidence that she was involved.
     我们没有确凿证据证明她参与其事。
  2. This is proof positive that he stole the money.
     这就是他偷钱的肯定证据。
科学试验 scientific test
• 阳性的；证明…存在的
  showing clear evidence that a particular substance or medical condition is present
  1. a positive pregnancy test
     呈阳性反应的怀孕检测
  2. The athlete tested positive for steroids.
     这个运动员类固醇检测呈阳性。
  3. to be HIV positive
     艾滋病病毒化验呈阳性
数目；数量 number/quantity
• 正数的
  greater than zero
电 electricity
• 正电的；正极的
  containing or producing the type of electricity that is carried by a proton
  1. a positive charge
     正电荷
  2. the positive terminal of a battery
     电池的正极

noun

优点 good quality
• 优势；优点
  a good or useful quality or aspect
  1. Take your weaknesses and translate them into positives.
     把你自己的弱点变成优点。
摄影 in photography
• 正片
  a developed film showing light and dark areas and colours as they actually were, especially one printed from a negative
化验结果 result of test
• 阳性结果（或反应）
  the result of a test or an experiment that shows that a substance or condition is present

柯林斯词典

• ADJ-GRADED 抱有希望的；有信心的；积极的
  If you arepositive aboutthings, you are hopeful and confident, and think of the good aspects of a situation rather than the bad ones.
  1. Be positive about your future and get on with living a normal life...
     要对自己的未来充满信心，继续过一种正常的生活。
  2. Her husband became much more positive and was soon back in full-time employment.
     她丈夫自信大增，不久便重新开始全职工作。
  3. ...a positive frame of mind.
     积极的心态
• ADJ-GRADED 愉悦的；有益的
  Apositivefact, situation, or experience is pleasant and helpful to you in some way.
  1. The parting from his sister had a positive effect on John...
     和姐姐分开对约翰来说有好处。
  2. Working abroad should be an exciting and positive experience for all concerned.
     在海外工作对所有相关人员来说都应该是一段让人兴奋而愉快的经历。
  3. The positivein a situation is the good and pleasant aspects of it.
     好的一面；愉悦的方面
  4. Work on the positive, creating beautiful, loving and fulfilling relationships.
     致力于好的方面，努力营造美好的、友爱的、令人满意的关系。
• ADJ-GRADED 明确的；果断的
  If you make apositivedecision or takepositiveaction, you do something definite in order to deal with a task or problem.
  1. There are positive changes that should be implemented in the rearing of animals...
     应该对动物饲养进行明确的改革。
  2. He was expected to make a very positive contribution to the 1996 Games organisation...
     人们期待他为1996年奥运会的组织做出积极的贡献。
  3. Having a good diet gives me a sense that I'm doing something positive and that I'm in control.
     合理膳食让我感觉自己并非无所作为且能安排好自己的生活。
• ADJ-GRADED 积极的；肯定的
  Apositiveresponse to something indicates agreement, approval, or encouragement.
  1. There's been a positive response to the UN Secretary-General's recent peace efforts.
     联合国秘书长近期为和平所作出的努力得到了积极的回应。
• ADJ-GRADED 有把握的；确信的
  If you arepositiveabout something, you are completely sure about it.
  1. I'm as positive as I can be about it...
     我对它有绝对的把握。
  2. 'She's never late. You sure she said eight?' — 'Positive.'
     “她从不迟到，你肯定她说的是8点？”——“肯定。”
• ADJ （证据）确凿的，毋庸置疑的
  Positiveevidence gives definite proof of the truth or identity of something.
  1. There was no positive evidence that any birth defects had arisen as a result of Vitamin A intake.
     没有确凿证据证明，摄取维生素A会导致出生缺陷。
• 如果化验结果呈阳性，可能会开一个疗程的抗生素。 → see:If the test is positive, a course of antibiotics may be prescribed...
• See also:Good day to you, Bernard! It's a positive delight to see you...He was in a positive fury...The man was being a positive embarrassment.positively
• ADJ （数字）正的，大于零的
  Apositivenumber is greater than zero.
  1. It's really a simple numbers game with negative and positive numbers.
     它其实就是正负数的简单数字游戏。
• 带正电的；阳极的
  If something has apositiveelectrical charge, it has the same charge as a proton and the opposite charge to an electron.
• proof positive→ see:proof

英英释义

noun

• a film showing a photographic image whose tones correspond to those of the original subject
• the primary form of an adjective or adverb
  Synonym:positive degree

adj

• involving advantage or good
  1. a plus (or positive) factor
  Synonym:plus
• marked by excessive confidence
  1. an arrogant and cocksure materialist
  2. so overconfident and impudent as to speak to the queen
  3. the less he knows the more positive he gets
  Synonym:cocksureoverconfident
• having a positive charge
  1. protons are positive
  Synonym:electropositivepositively charged
• impossible to deny or disprove
  1. incontrovertible proof of the defendant's innocence
  2. proof positive
  3. an irrefutable argument
  Synonym:incontrovertibleirrefutable
• formally laid down or imposed
  1. positive laws
  Synonym:prescribed
• characterized by or displaying affirmation or acceptance or certainty etc.
  1. a positive attitude
  2. the reviews were all positive
  3. a positive benefit
  4. a positive demand
• greater than zero
  1. positive numbers
• reckoned, situated or tending in the direction which naturally or arbitrarily is taken to indicate increase or progress or onward motion
  1. positive increase in graduating students
• indicating existence or presence of a suspected condition or pathogen
  1. a positive pregnancy test
  Synonym:confirming
• of or relating to positivism
  1. positivist thinkers
  2. positivist doctrine
  3. positive philosophy
  Synonym:positivistpositivistic

双语例句

• There was no positive evidence that any birth defects had arisen as a result of Vitamin A intake.
  没有确凿证据证明，摄取维生素A会导致出生缺陷。
• Can you be positive about what you saw?
  你能肯定你看得真切吗？
• I adopted a positive outlook on life
  我开始抱持积极向上的人生观。
• The man was being a positive embarrassment.
  这位男士极为尴尬。
• Children who have a positive self-image are less likely to present behaviour and discipline problems.
  自我感觉良好的孩子较少出现行为和纪律上的问题。
• He was stripped of his Olympic title after testing positive for anabolic steroids.
  在促蛋白合成类固醇检测呈阳性后，他被取消了奥林匹克冠军头衔。
• If you want to improve your situation you must adopt a positive mental attitude.
  如果你打算改变自己的境遇，就必须树立一种积极的心态。
• I'm as positive as I can be about it
  我对它有绝对的把握。
• If the test is positive, a course of antibiotics may be prescribed
  如果化验结果呈阳性，可能会开一个疗程的抗生素。
• Take two coloured pens and underline the positive and negative words.
  用两支彩笔分别在表示肯定和否定意义的词下面画线。