notochord
发音
英 ['nəʊtəˌkɔ:d]
美 ['noʊtəˌkɔd]
-
- n.
- 脊索
单词词源
双语例句
- 1. Petromyzontidae lack centra and have a persistent notochord .
- 七鳃鳗科缺乏中心椎盘而且有一个连续的脊索。
- 2. Comprises true vertebrates and animals having a notochord .
- 包含真正的脊椎动物和脊索动物。
- 3. Fishlike animals having a notochord rather than a true spinal column .
- 有脊索但无真正的脊柱鱼类动物。
- 4. Study suggests possible role of embryonic cells from the notochord of dogs to regenerate disc cartilage .
- 研究提示源自犬脊索的胚胎细胞对椎间盘软骨有再生作用。
- 5. We also give the computer simulation method of notochord development in the african frog xenopus laevis .
- 本文还介绍了非洲爪蟾脊索器官形成的计算机仿真方法。