A precept is a general rule that helps you to decide how you should behave in particular circumstances.
例句
...an electoral process based on the precept that all men are born equal.以所有人生而平等这一准则为基础的选举程序...the precepts of Buddhism.佛教的戒律
英汉词典释义
n.
规诫,戒律,箴言
Armed with such a precept,a number of doctors may slip into deceptive practices.有了这样一条指导原则,一些医生可能渐渐习惯于采取骗人的做法。You won’t find this moral precept in the scriptures.你在《圣经》中找不到这种道德规范。Example is better than precept.身教胜过言教。
英英词典释义
Noun
1. rule of personal conduct
2. a doctrine that is taught;
"the teachings of religion""he believed all the Christian precepts"