superpowers
n. 超级大国；超能力（superpower 的复数形式）；超级强权
例句
The superpowers pledged to maintain symmetry in their arms shipments.
这些超级大国承诺要在其武器运载上保持数量相等。
《柯林斯英汉双解大词典》
Given the strength of pressure on both sides, the superpowers may well have difficulties sponsoring negotiations.
鉴于双方的强大压力，超级大国可能很难组织谈判。
Despite being gifted with superpowers, Doctor Strange is different from other comic book heroes.
尽管被赋予了超能力，但“奇异博士”却和其他漫画书中的英雄截然不同。
