pro.neph.ros

n.（名詞）
【復(fù)數(shù)】 pro.neph.roi[-roi] 或 pro.neph.ra [-r…]
A kidneylike organ, being either part of the most anterior pair of three pairs of organs in a vertebrate embryo, disappearing early in the embryonic development of higher vertebrates, but functioning as a kidney in some simple vertebrates, such as the lamprey.
前腎，原腎：一腎狀器官，是脊椎動物胚胎中三對器官最前面一對的一部分，在高級脊椎動物的早期發(fā)育時消失，但在一些初級脊椎動物中作為腎臟，如八目鰻

來源：
pro- 2
pro-2
Greek nephros [kidney]
希臘語 nephros [腎臟]

【引伸】
proneph.ric