动量守恒原理则不管内力的性质如何（保守的或非保守的）都能适用。

The principle of conservation of momentum holds whatever the nature of the internal forces, conservative or not.

youdao

在国会中，南方来的共和党人太多了，以至于他们几乎控制了国家共和党，这就使得共和党变得很保守，这种保守是许多非南方人不能忍受的。

There are so many southern Republicans in Congress that they pretty much call the shots in the national Republican Party, making it more socially conservative than many non-southerners can stomach.

youdao

这是一个非保守场的例子。

So, it's an example of a vector field that is not conservative.

youdao