neural tube
neural-tube的词性:n.(名词)
1. A dorsal tubular structure in the vertebrate embryo formed by longitudinal folding of the neural plate and differentiating into the brain and spinal cord.神经管:脊椎动物胚胎背脊部管状结构,它由神经板纵向折叠形成,并分化为脑神经和脊髓神经