英 [ˈprɪnsəp(ə)l] 美 [ˈprɪnsəp(ə)l]
n. （行为）准则，（道德）原则；道义，正直；基本原则，基本法则；（机器等或自然界的）原理，定律；（宗教或政治的）主义，信条；起源，本原；本质，实质；（化）成分，要素
[ 复数 principles ][1]
柯林斯英汉双解大词典
principle /ˈprɪnsɪpəl/ CET4 TEM4
1.N-VAR A principle is a general belief about the way you should behave, which influences your behaviour. 原则
2.N-COUNT The principles of a particular theory or philosophy are its basic rules or laws. (理论或哲学) 原理
3.N-COUNT Scientific principles are general scientific laws which explain how something happens or works. (科学) 原理
4.PHRASE 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. 原则上
5.PHRASE If something is possible in principle, there is no known reason why it should not happen, even though it has not happened before. 在理论上
6.PHRASE If you refuse to do something on principle, you refuse to do it because of a particular belief that you have. 依据原则[1]