她因为原则问题而辞职。

She resigned over a matter of principle.

《牛津词典》

他会依据原则投票反对它。

He would vote against it on principle.

《柯林斯英汉双解大词典》

政府似乎在运用同样的原则。

The government appears to be applying the same principle.

《柯林斯英汉双解大词典》

In other words, the reduction of excitation is obviously something that the pleasure principle is all about.

换句话说快乐原则关注的不就是,减少兴奋吗？

耶鲁公开课 - 文学理论导论课程节选

Now that's precisely the question that Freud asked himself in Beyond the Pleasure Principle, a text which begins with a consideration of trauma victims.

这就是弗洛伊德,在他的《超越快乐原则》中提到的核心问题，整篇文章以对创伤患者的考虑开始。

耶鲁公开课 - 文学理论导论课程节选

So again you can see as we're filling up our molecular orbitals, we're using the exact same principle we used to fill up atomic orbitals.

当我们填充轨道的时候可以看到，我们用的是和,填充原子轨道一样的原则。

麻省理工公开课 - 化学原理课程节选