positive

noun

1. a film showing a photographic image whose tones correspond to those of the original subject

2. the primary form of an adjective or adverb
denotes a quality without qualification, comparison, or relation to increase or diminution

Synonym: positive degree

adj

1. involving advantage or good

e.g. a plus (or positive) factor

Synonym: plus

2. marked by excessive confidence

e.g. an arrogant and cocksure materialist
so overconfident and impudent as to speak to the queen
the less he knows the more positive he gets

Synonym: cocksureoverconfident

3. having a positive charge

e.g. protons are positive

Synonym: electropositivepositively charged

4. impossible to deny or disprove

e.g. incontrovertible proof of the defendant's innocence
proof positive
an irrefutable argument

Synonym: incontrovertibleirrefutable

5. formally laid down or imposed

e.g. positive laws

Synonym: prescribed

6. characterized by or displaying affirmation or acceptance or certainty etc.

e.g. a positive attitude
the reviews were all positive
a positive benefit
a positive demand

7. greater than zero

e.g. positive numbers

8. reckoned, situated or tending in the direction which naturally or arbitrarily is taken to indicate increase or progress or onward motion

e.g. positive increase in graduating students

9. indicating existence or presence of a suspected condition or pathogen

e.g. a positive pregnancy test

Synonym: confirming

10. of or relating to positivism

e.g. positivist thinkers
positivist doctrine
positive philosophy

Synonym: positivistpositivistic

1. 抱有希望的；有信心的；积极的
If you are positive about things, you are hopeful and confident, and think of the good aspects of a situation rather than the bad ones.

e.g. 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。
e.g. 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。

2. 愉悦的；有益的
A positive fact, situation, or experience is pleasant and helpful to you in some way.

e.g. The parting from his sister had a positive effect on John...
和姐姐分开对约翰来说有好处。
e.g. 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. 明确的；果断的
If you make a positive decision or take positive action, you do something definite in order to deal with a task or problem.

e.g. 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。
e.g. 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。

4. 积极的；肯定的
A positive response to something indicates agreement, approval, or encouragement.

e.g. 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。

5. 有把握的；确信的
If you are positive about something, you are completely sure about it.

e.g. I'm as positive as I can be about it...
我对它有绝对的把握。
e.g. '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。”

6. （证据）确凿的，毋庸置疑的
Positive evidence gives definite proof of the truth or identity of something.

positive的解释

e.g. 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。

7. （化验或试验结果）阳性的
If a medical or scientific test is positive, it shows that something has happened or is present.

e.g. 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。
e.g. He was stripped of his Olympic Hundred Metres gold medal after testing positive for steroids.
类固醇检测呈阳性后，他的奥运百米金牌被收回。

8. （强调名词）完完全全的，千真万确的，实实在在的
You can use positive to emphasize a noun.

e.g. Good day to you, Bernard! It's a positive delight to see you...
你好，伯纳德！见到你真高兴。
e.g. He was in a positive fury...
他确实发怒了。

9. （数字）正的，大于零的
A positive number is greater than zero.

positive在线翻译

e.g. 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。

10. 带正电的；阳极的
If something has a positive electrical charge, it has the same charge as a proton and the opposite charge to an electron.

11. proof positive -> see proof

1. 正的：外部性又可以进一步地分为正的(positive)与负的(negative )两种, 所谓正的外部性, 又称为外部经济(external economy),是指私人成本大于社会成本,或者说,社会收益(socialbenefit)大于私人收益(private benefit)的情形.