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- An excretory organ of certain invertebrates. 某些无脊椎动物的排泄器官
- The excretory organ of a vertebrate embryo from which the kidney develops. 原肾脊椎动物胚胎的排泄器官，肾由此发展而来
- A tubular excretory organ in many invertebrates, such as mollusks and earthworms. 肾管许多脊椎动物，比如软体动物和蚯蚓的管状排泄器官
- 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。
- The development of the kidney, the major excretory organ after birth, consists of 3 stages: the pronephros, mesonephros and metanephros. 摘要肾脏是人体主要的排泄器官，它的发育经过原肾、中肾、后肾3个阶段。
- 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The third and final excretory organ that develops in a vertebrate embryo.
- Fluoride is a widely distributed nephrotoxin with exposure potentially resulting from environmental fluorine excess.Kidney is the main excretory organ of fluorine. 肾脏是氟的主要排泄器官，当机体摄入过量氟超过肾的排泄能力时，肾组织细胞就会因处于高氟环境而受到损害。
- Some species of water bears actually have rudimentary excretory organs. 实际上，水熊的某些种类在未发育完成时已经有排泄器官了。
- 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
- Kidney is a excretory organ，overtreatment of traditional and western medicine especially toxic drugs of kidney such as Tripteryyium wilfordii Hook.f. and antibiotics etc may be injury kidney. 肾脏又是一个排泄器官，中西药的过度应用，尤其是具有毒性药物如雷公藤类、抗生素类累积性损伤肾脏。
- The gonads open near the base of the abdomen and the excretory organs are usually Malpighian tubules. 生殖腺开口于近腹部基部，排泄器官通常为马氏管。
- Between the ectoderm and endoderm is mesoderm, which forms the muscles, reproductive organs, blood vessels and excretory organs. 在外胚层和内胚层之间是中胚层,它形成肌肉、生殖腺、血管和排泄器官。
- The chief site of excretion (especially the filter role) is coelomosac and its podocytes,and the osmoregulatory site in excretory organs is the canal portion. 2．排泄尤其是最主要的过滤功能的主要生理功能部位为体腔囊及其足细胞，而排泄器官中渗透压调节的主要功能活动部位是管状部。
- 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. 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。
- 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. 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
- a tubular excretory organ in many invertebrates,such as mollusks and earthworms 许多脊椎动物，比如软体动物和蚯蚓的管状排泄器官
- the excretory organ of a vertebrate embryo from which the kidney develops 原肾脊椎动物胚胎的排泄器官，肾由此发展而来
- Tears are secreted by an organ under the upper eyelid. 眼泪由上眼睑下面的器官分泌。
- The organ play as the bride come down the aisle. 当新娘沿著通道走过来时，风琴演奏了起来。
- Serving to carry waste out of the body; excretory. 排泄的用来把废物带出体外的; 排泄的
