translation.en: For over 100 years, neuroanatomists and later neuroscientists held the view that after initial development in childhood, no new brain cells could grow in the adult human brain.
translation.zh: 在超过100年的时间里， 神经解剖学家以及后来的神经学家 都认为成年后 大脑就不会再产生 新的细胞。