imbecility [ˌɪmbə'sɪlətɪ]

例句:

• We commented adversely upon the imbecility of that message of telegraphic style.
  我们对着这条电报式的愚蠢的留言发泄了一通不满.
  
• Admiring imbecility breathed from his squash nose and slobbering lips.
  来自R. L. Stevenson
• Women judged the noises he made embarrassing, children found them a source of amusement, men a proof of imbecility.
  来自NEWYORKER