callowness

1. Turned one way to the light it is about callowness and over-optimism; about a puppy-dog innocence verging on vacuity, prey to vulgarity and vacuum-packed with egotism.
   从一个角度讲，它是缺乏经验和过于乐观；是近乎愚蠢的小狗般的无知，是充满自高自大的粗鲁和空虚行为的猎物。

noun

1. lacking and evidencing lack of experience of life

   Synonym:    jejunenessjuvenility