| 单词 | metanephros |
| 释义 | metanephros【医】 后肾 metanephros met.a.neph.ros AHD: [mµt”…-nµf“r¼s”] D.J. [7met*6nef7rKs]K.K. [7mWt*6nWf7r$s]n.（名词）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，并最终发育成肾语源:1. meta- meta-2. Greek nephros [kidney] 希腊语 nephros [肾脏] |
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