principlenoun
道德原则；行为准则；规范
a moral rule or a strong belief that influences your actions
He has high moral principles.
他很有道德。
I refuse to lie about it; it's against my principles .
我绝不为此事撒谎；那是违背我的原则的。
Stick to your principles and tell him you won't do it.
要恪守自己的原则，告诉他你绝不会干的。
She refuses to allow her family to help her as a matter of principle .
她不要家人帮忙，对她来说这是个原则问题。
He doesn't invest in the arms industry on principle .
他根据自己的信条，不投资军火工业。
法则；原则；原理
a law, a rule or a theory that sth is based on
the principles and practice of writing reports
报告写作的理论与实践
The principle behind it is very simple.
其中的原理十分简单。
There are three fundamental principles of teamwork.
团队合作有三个基本原则。
Discussing all these details will get us nowhere; we must get back to first principles (= the most basic rules) .
一直谈这些细节不会有结果的；我们必须回到根本原则上来。
观念；（行动、思想的）理由，信条
a belief that is accepted as a reason for acting or thinking in a particular way
the principle that free education should be available for all children
所有儿童都应该能享受免费教育的观念
定律；工作原理
a general or scientific law that explains how sth works or why sth happens
the principle that heat rises
热气上升的定律
principle
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1
N-VAR 道德原则；行为准则；操守
A principle is a general belief that you have about the way you should behave, which influences your behaviour.Buck never allowed himself to be bullied into doing anything that went against his principles...
巴克从来不会因为受到威胁而做违背自己原则的事情。
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2
N-COUNT 法则；原则；原理
The principles of a particular theory or philosophy are its basic rules or laws....a violation of the basic principles of Marxism...
违背马克思主义的基本原则
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3
N-COUNT （科学）原理，定律
Scientific principles are general scientific laws which explain how something happens or works.These people lack all understanding of scientific principles.
这些人对科学原理一窍不通。
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4
PHRASE 大体上；基本上
If you agree with something in principle, you agree in general terms to the idea of it, although you do not yet know the details or know if it will be possible.I agree with it in principle but I doubt if it will happen in practice.
我大体上同意这一点，但是怀疑它是否能够付诸实践。
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5
PHRASE 从理论上说；按道理
If something is possible in principle, there is no known reason why it should not happen, even though it has not happened before.Even assuming this to be in principle possible, it will not be achieved soon.
即使假定这在理论上行得通，它也不可能于短期内实现。
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6
PHRASE 按照原则；根据信念
If you refuse to do something on principle, you refuse to do it because of a particular belief that you have.He would vote against it on principle...
他会根据原则投反对票。
noun
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1
- (law) an explanation of the fundamental reasons (especially an explanation of the working of some device in terms of laws of nature)
- the rationale for capital punishment
- the principles of internal-combustion engines
- Synonym: rationale
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2
- a basic truth or law or assumption
- the principles of democracy
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3
- a rule or law concerning a natural phenomenon or the function of a complex system
- the principle of the conservation of mass
- the principle of jet propulsion
- the right-hand rule for inductive fields
- Synonym: rule
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4
- a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct
- their principles of composition characterized all their works
- Synonym: rule
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5
- a rule or standard especially of good behavior
- a man of principle
- he will not violate his principles
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6
- rule of personal conduct
- Synonym: precept
数据来源：WordNet
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Stars apparently do not follow this basic principle of sportsmanship ．
明星们显然不遵循这种基本的体育道德原则。
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Basis of Moral Principle of Collectivism in Light of Human Science
集体主义道德原则确立的人学根据
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I think we should go back to first principles .
我认为我们应该回到基本原则上。
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She refused to back down on a point of principle .
她在一个原则问题上拒绝让步。
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Their foreign policy is based on the principle that ' might is right ' .
他们的外交政策遵循“强权即公理”的原则。
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Respect for life is a cardinal principle of English law .
尊重生命是英国法律最重要的原则。
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He doesn 't invest in the arms industry on principle .
他根据自己的信条，不投资军火工业。
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The principle behind it is very simple .
其中的原理十分简单。
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He has high moral principles .
他很有道德。
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Paying for hospital treatment goes against her principles .
拿钱到医院治病有违她的原则。
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She has always remained loyal to her political principles .
她总是信守自己的政治原则。
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Stick to your principles and tell him you won 't do it .
要恪守自己的原则，告诉他你绝不会干的。
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There are three fundamental principles of teamwork .
团队合作有三个基本原则。
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She refuses to allow her family to help her as a matter of principle .
她不要家人帮忙，对她来说这是个原则问题。
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It is a principle that underlies all the party 's policies .
这是贯穿该党各项政策的一条准则。
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She held firm to her principles .
她坚持自己的原则。
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She resigned over a matter of principle .
她因为原则问题而辞职。
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I refuse to lie about it ; it 's against my principles .
我绝不为此事撒谎；那是违背我的原则的。
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By 1930 he had abandoned his Marxist principles .
1930年时他已放弃了马克思主义信念。
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I refuse to compromise my principles .
我拒绝在原则问题上妥协。
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If he agreed to their demands , he would have to be untrue to his own principles .
假使答应他们的要求，他就得背叛自己的原则。
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He acted out of expediency , not principle .
他的行为是出于权宜之计而非原则。
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I don 't agree with her , but I admire her for sticking to her principles .
我不同意她的意见，但是我赞赏她恪守原则。
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These people lack all understanding of scientific principles .
这些人对科学原理一窍不通。
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The doctrine was based on three fundamental principles .
这个学说建立在三条基本原理之上。
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Observance of the law is a matter of principle for us
守法是我们的一个原则问题。
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The Government appears to be applying the same principle
政府似乎是在运用相同的原则。
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He was a man of the highest principles .
他是个道德崇高的人。
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The present world crisis should in principle be analysed from different temporal perspectives .
原则上说来，目前的世界危机应该从不同的时间角度加以分析。
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It is the responsibility of every government to uphold certain basic principles .
各政府均有责任拥护某些基本原则。
指某事物所依据的思想或理论。
He just has the gift of gab, and in fact, knows nothing about the basic principles of business management.
他只不过是能说会道，其实，他根本就不懂什么是企业管理的基本原理。
The general principle is that all the students should be equally treated.
总的原则是，所有的学生都应该受到公平对待。
指某事物所依托的最重要的观念、规律等。
Please first read the introduction on the fundamentals of print production.
请首先阅读印刷生产基础导论。
Students who want to take part in this project should know the fundamentals of modern fluid mechanics.
想要参加这个项目的学生需要了解现代流体力学的基本原理。
指自然界或人类社会恒常发生的事或对此进行的描述。
What is your understanding of the law of supply and demand?
你是如何理解供求规律的？
Can you give me several examples to illustrate the law of gravity?
你能给我举几个说明万有引力定律的例子吗？
通常用于科技英语，多指可以得到证明的数学定理。
The Pythagorean theorem can be written in one short equation: a2 + b2 = c2.
毕达哥拉斯定理可以用一个简短的等式表示为：a2+b2=c2。
- 习语