1. on principle : 根据原则；
2. in principle : 原则上, 大体上；
3. on the principle of : 根据...的原则；
名词
1. The two machines work on the same principle.
这两部机器的工作原理是一样的。
2. He is a man of principle.
他是一个有节操的人。
3. These two medical instruments work on the same principle.
这两种医疗仪器的工作原理是一样的。
4. principle
4. On the basis of the five principles for peaceful coexistence there can be reasonable dialogue between any two governments.
以和平共处的五项原则为基础任何两国政府间都可以进行合理的对话。
5. He is a man of high principle.
他是节操高尚的人。
1. 原理;原则：在学术界,研究者在某些证据下,提出假设或学说(hypothesis),经过一再验证,发展成理论(theory),在经反复推敲、考验,最后形成定理(rule)、定律(law)或原理原则(principle).
2. principle的解释
2. 本金：赋值语句的最简单形式是:最上面的例子是用来计算,在特定时间(time)内,按照特定利率(rate),本金(principle)的利息. 第二个例子是,通过传输距离和消耗的时间来计算某个物体的移动速度. 第三个例子是,把以小时和分钟表示的时间转换为分钟总数.
1. 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.
e.g. 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。
e.g. ...moral principles...
道德准则
2. 法则；原则；原理
The principles of a particular theory or philosophy are its basic rules or laws.
principle的解释
e.g. ...a violation of the basic principles of Marxism...
违背马克思主义的基本原则
e.g. The doctrine was based on three fundamental principles.
这个学说建立在三条基本原理之上。
3. （科学）原理，定律
Scientific principles are general scientific laws which explain how something happens or works.
e.g. These people lack all understanding of scientific principles.
这些人对科学原理一窍不通。
e.g. ...the principles of quantum theory.
量子论原理
4. 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.
e.g. 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。
5. 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.
e.g. 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。
6. 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.
e.g. He would vote against it on principle...
他会根据原则投反对票。
e.g. His father, on principle, did not like to hear requests for money.
从原则上来说，他父亲不喜欢别人借钱。
1. 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.
e.g. 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。
e.g. ...moral principles...
道德准则
2. 法则；原则；原理
The principles of a particular theory or philosophy are its basic rules or laws.
principle的解释
e.g. ...a violation of the basic principles of Marxism...
违背马克思主义的基本原则
e.g. The doctrine was based on three fundamental principles.
这个学说建立在三条基本原理之上。
3. （科学）原理，定律
Scientific principles are general scientific laws which explain how something happens or works.
e.g. These people lack all understanding of scientific principles.
这些人对科学原理一窍不通。
e.g. ...the principles of quantum theory.
量子论原理
4. 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.
e.g. 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。
5. 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.
e.g. 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。
6. 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.
e.g. He would vote against it on principle...
他会根据原则投反对票。
e.g. His father, on principle, did not like to hear requests for money.
从原则上来说，他父亲不喜欢别人借钱。