The language which remains unchanged is nothing but dead.

一直没有变化的语言只能渐渐被废弃。

youdao

If nothing is done and the pact remains unchanged, it will be very bad for Europe.

如果不采取行动，让该公约原封不动存在，这对于欧洲相当不利。

youdao

There is nothing like returning to a place that remains unchanged to find the ways in which you yourself have altered.

回到一个未曾改变的地方，却发现自己已经改变，没有什么这更美妙。䳀。

youdao