superpower

1. N-COUNT A superpower is a very powerful and influential country, usually one that is rich and has nuclear weapons. 超級(jí)大國(guó)

The United States could claim to be both a military and an economic superpower. 美國(guó)可以聲稱(chēng)既是軍事上也是經(jīng)濟(jì)上的一個(gè)超級(jí)大國(guó)。