puerile [ˈpjʊrəl]

例句:

• The belief in it issues from the puerile egos of inferior men.
  这种信仰是下等人幼稚的自私意识中产生的.
  
• Concert organisers branded the group's actions as puerile.
  音乐会的组织者指称该乐队的行为愚蠢幼稚。
  
• The story is simple, even puerile.
  故事很简单，甚至有些幼稚。
  
• She would boast, or use puerile slang expressions from school.
  来自M. Dickens
• It is for entirely puerile reasons that I find myself interviewing Niall Leonard.
  来自THETIMES
• Okay, bragging rights -- too puerile -- except for those too ladened with testosterone.
  来自SA