1. 不成熟; 缺乏经验 (名)：callow 年轻而无经验的, 未生羽毛的 (形) | callowness 不成熟; 缺乏经验 (名) | calls the shots 定调子, 操纵
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1. This belt was the most salient thing about him. It advertised his callowness--a callowness sheer and unutterable.
这条皮带在他身上最为显眼，表明了他的幼稚——简直幼稚得难以形容。
2. 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: jejuneness juvenility