参加安乐死的医生和护士践踏了他们的职业，因为安乐死是对治病救人这个基本医疗原则的违背。

Doctors and nurses involved in euthanasia have discredited their profession, for euthanasia is a violation of the fundamental medical principle to save human life.

youdao

第二个是复制，The Pragmatic Programmers中称其为对DRY(不要重复自己，Don ' t Repeat Yourself)原则的违背。

The second is duplication, what the Pragmatic Programmers call violations of the DRY (Don't Repeat Yourself) principle.

youdao

核武器似乎违背了罚当其罪的正义战争原则。

Nuclear weapons seem to violate the just war principle of proportionality.

《柯林斯英汉双解大词典》

Yes, and nobody is even bothered by the fact of this happening. -Right. -It violates the most elemental principles of common sense.

是的，甚至没有人因此事而烦恼,对　-这违背了,常识中最基本的原则。

斯坦福公开课 - 经济学课程节选

Well, we should be shocked, and I think beyond that we have every right to feel a little bit betrayed, because Milton quite simply has -- and he's doing this deliberately -he has just violated an important law.

我们应该非常吃惊，除了这点以外,我们有着充分的权利感到有点被背叛的感觉，因为弥尔顿只是-并且他非常刻意,他只是违背了一项重要的原则。

耶鲁公开课 - 弥尔顿课程节选

But that violates the fundamental principle that we belong to ourselves.

但那就违背了,人人自主的基本原则。

耶鲁公开课 - 公正课程节选