eternity
noun uk/ɪˈtɜː.nə.ti/ us/ɪˈtɝː.nə.t̬i/
[ U ]永远，永恒;无穷
time that never ends or that has no limits
They haven't been given these rights for (all) eternity - they should justify having them just like most other people have to. 这些权利并非永久性地赋予他们——他们应该像其他大多数人必须要做的那样，证明自己有资格享有这些权利。
Religions gain some of their worldly power by claiming they have the key to eternity (= a state of existence outside normal life). 宗教所拥有的世俗权力中有一些是靠宣称自己拥有通往永恒的钥匙获得的。
an eternity 极长的一段时间
a very long time
The movie went on for what seemed like an eternity. 这部电影长得好像永远演不到头。
Nine months is a long time for anyone, but it's an eternity for the very young. 对任何人来说，9个月都是很长的一段时间，而对于小孩子来说，简直就是遥遥无期。
For the first time in what seemed like an eternity, she had the chance to rest.
In the world of politics, three weeks is an eternity.
We waited for an eternity for the concert to begin.
Idiom
send someone to eternityidiom literary 处死
to kill someone