幼稚型

例句：

1. 1. The child's behavior was quite immature for his age.
   这个孩子的行为对于他这个年龄来说相当不成熟。
2. 2. The company's decision to invest in a new technology was considered to be quite immature.
   公司决定投资新技术的决定被认为是相当不成熟的。
3. 3. The young artist's work is often criticized for its lack of maturity.
   这位年轻艺术家的作品常常因其缺乏成熟度而受到批评。