principle

Schools try to teach children a set of principles..学校设法教给孩子们一套道德准则。

He’s got no principles at all!.他毫无道德准则！

It’s against my principles to accept gifts from clients..收受客户礼物违背我的原则。

prin(第一) ＋ cip(取) ＋ le → 须第一位选取的 → 原则， 原理， 道义记忆

working principle工作原理

basic principle基本原理

on the principle of根据...的原则

design principle设计原理

operating principle工作原理；操作原理

guiding principle指导原则

operation principle经营理念

in principle大体上，原则上

of principle有原则的

fundamental principle基本原则

general principle一般原则；一般原理；普遍原理

on principle根据原则

first principle第一原则；第一原理；基本原则

principle of work原理，工作原理

management principle管理原则；经营方针

variational principle[力]变分原理（等于variation principle）

system principle系统性原则

reaction principlen. 反应原理，反作用原理；反酌原理

principle of operation工作原理；操作原理

superposition principle[物]叠加原理

真题例句...that they might offer some guiding principle for American parents who are clearly never going to meet the academy's ideals...第一套CET42014.6阅读理解

真题例句...One principle of taxation...第三套CET42014.12阅读理解

真题例句...The benefits principle can also be used to argue that wealthy citizens should pay higher taxes than poorer ones...第三套CET42014.12阅读理解