notochord
英[\'nəʊtəˌkɔ:d]
美[\'noʊtəˌkɔd]
基本释义
- n.
- 脊索
实用例句
In certain breeds of dogs, notochord cells remain vibrant in the intervertebral disc into adulthood.
在一些犬类,直到成年, 椎间盘内的脊索细胞仍活跃.
互联网
英英释义
Noun
1. a flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates