excretory organ
英漢例句
- An excretory organ of certain invertebrates.
某些無脊椎動物的排泄器官 - The excretory organ of a vertebrate embryo from which the kidney develops.
原腎脊椎動物胚胎的排泄器官，腎由此發(fā)展而來 - A tubular excretory organ in many invertebrates, such as mollusks and earthworms.
腎管許多脊椎動物，比如軟體動物和蚯蚓的管狀排泄器官 - In birds,reptiles,and mammals it replaces the mesonephros as the functional excretory organ and develops into the adult kidney.
在鳥類、爬行動物和哺乳動物中它代替中腎起排泄器官的作用，并最終發(fā)育成腎。 - The development of the kidney, the major excretory organ after birth, consists of 3 stages: the pronephros, mesonephros and metanephros.
摘要腎臟是人體主要的排泄器官，它的發(fā)育經(jīng)過原腎、中腎、后腎3個階段。