单词 | notochord |
释义 | notochord['nəutəkɒ:d]n. 脊索【医】 脊索 notochord no.to.chord AHD: [n½“t…-kôrd”] D.J. [6n*&t*7k%8d]K.K. [6not*7k%rd]n.(名词)1. A flexible rodlike structure that forms the main support of the body in the lowest chordates, such as the lancelet; a primitive backbone.脊索:细胞构成的一条纵长可弯曲的杆状结构,其作用是引导产生神经板,形成躯体的支持轴2. A similar structure in embryos of higher vertebrates, from which the spinal column develops.脊索:更为高等的脊椎动物胚胎中的类似结构,脊椎骨由此发育语源:1. Greek n½ton [back] 希腊语 n½ton [后背] 2. chord 2chord2继承用法:no”tochord“al adj.(形容词) |
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