superpowers

例句:

• The Superpowers turned to the harder task of cutting their nuclear arsenals.
  超级大国开始着手削减核武器库这项更为艰难的工作。
  
• Other poor countries looked outward, strengthening their ties to the economic superpowers.
  其他贫穷国家将目光投向国外，加强与经济强国的联系。
  
• The superpowers pledged to maintain symmetry in their arms shipments.
  超级大国承诺在武器运输方面要保持数量均衡。
  
• The nations that do this will be the superpowers of tomorrow.
  来自SA
• But in that Kroft interview, Obama didn't claim any superpowers.
  来自WSJ
• You want to be delicate in how you do it with two superpowers.
  来自VOA