invulnerability [ɪnˌvʌlnərə'bɪlətɪ]

例句:

• His opponents were still obsessed by his seeming invulnerability.
  他的对手还仍然对他表面上的坚不可摧感到棘手.
  
• By contrast, two more distant powers, Russia and the United States, enjoyed a relative invulnerability.
  与上述国家比较起来, 两个遥远的大国, 俄国和美国, 相对说来固若金汤.
  
• The myth of Hitler's invulnerability was soon blown sky - high.
  希特勒不可战胜的神话不久被彻底粉碎.