Photographs of the boy showed his physical immaturity.
该男孩的那些照片显示了他生理上的不成熟。
《柯林斯英汉双解大词典》
2
I am disgusted by the immaturity and stupidity presented in this column.
我对这个专栏的幼稚和愚蠢感到厌恶。
《柯林斯英汉双解大词典》
3
Statues and formulas, these mechanical tools of a serviceable use, or rather misuse, of his natural faculties, are the ankle-chains of a continuous immaturity.