| 单词 | 后肾 |
| 释义 | 〔metanephros〕The third and final excretory organ that develops in a vertebrate embryo. In birds, reptiles, and mammals it replaces the mesonephros as the functional excretory organ and develops into the adult kidney.后肾：脊椎动物胚胎发育中的第三个也是最后一个排泄器官。在鸟类、爬行动物和哺乳动物中它代替中肾起排泄器官的作用，并最终发育成肾〔mesonephros〕The second of the three excretory organs that develop in a vertebrate embryo, becoming the functioning kidney in fish and amphibians but replaced by the metanephros in higher vertebrates. Also called Wolffian body 中肾：在脊椎动物胚胎内发育而成的三对排泄器官中的第二对，作为功能肾存在于鱼类和两栖类体内，但在更高级的脊椎动物中则发育成后肾 也作 Wolffian body |
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