Taxation is not popular in principle, merely acceptable in context.

征税原则上不受大众欢迎，只是联系背景看是可接受的。

《柯林斯英汉双解大词典》

I agree with it in principle but I doubt if it will happen in practice.

我原则上是同意它的，但我怀疑在实践中它是否会发生。

《柯林斯英汉双解大词典》

In principle there is nothing that a human can do that a machine might not be able to do one day.

原则上，总会有一天，凡是人能做的事，机器就能做。

《牛津词典》

Pyongyang agreed in principle in 2005 to scrap its nuclear program, including weapons, in return for aid and diplomatic benefits.

VOA: standard.2009.04.15

In principle, this value, this efficiency, can approach 1 as the low temperature approaches absolute zero.

这个值，效率，当低温热源的温度1,是据对零度时可以达到一。

麻省理工公开课 - 热力学与动力学课程节选

Modest container theories, that is, say there's a value to being alive, but it can in principle be outweighed.

保守的有价值容器理论认为，活着有一定的价值，但是按道理它可以被超越。

耶鲁公开课 - 死亡课程节选

He said all opposition parties had "welcomed in principle" a switch to independent regulation.

BBC: MPs' 'gentlemen's club must end'

What is more, such asteroids could, in principle, be identified and, with plausible technology, nudged aside.

ECONOMIST: Disasters are about people and planning, not nature��s pomp

They said they are "not opposed in principle" to people contributing towards their criminal legal aid.

BBC: Flexibility call over Legal Aid