Precisely because geography is so overpowering and unchanging a factor in a state's destiny, there is a danger of taking it too far.

确切地说，由于地理位置是国家命运的一个无法抗拒且不易改变的因素，因而就存在一种危险，即过分地依赖它。

youdao

In a poor and unchanging system, like China of old, the path to advancement tends to be very narrow, rigid and welldefined.

在中国过去一成不变的不完善体制下，进步的道路往往是很狭窄、僵化、教条的。

youdao

Its tides keep to a rhythm. It is unchanging.

海洋的状态总是在变化，其潮汐遵循着一定的节律，但其本质不变。

youdao

If you think that unchanging prices is a realistic assumption, just fill your car with gasoline.

FORBES: Good News from Sequester: End to (Some) Bad Economic Analysis

And I think we just have to recognize that this is a really unchanging quality of human nature.

NPR: Role of U.S. Changing in New World Order

It was cold and the sky was a single unchanging sheet of gray.

NPR: 'Arson' by Nick Lysohir