单词：piaget 

名词

• 
  [1.n.piaget] (同义词:[Piaget]  [Jean_Piaget]  )
• 
  注释列句：Swiss psychologist remembered for his studies of cognitive development in children (1896-1980)
• 实 例 -> [psychologist( n. 心理学者 )] 
  派生词 -> [Piagetian( adj. (瑞士儿童心理学家)皮亚杰的 皮亚杰关于儿童思维发育理论的 )]