mes.o.neph.ros
n.Biology （名词）【生物学】 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
来源：meso- meso-Greek nephros [kidney] 希腊语 nephros [肾脏]
【引伸】
mes.oneph.ric
adj.（形容词）
