Urea

[jʊ'riːə;'jʊərɪə] or [jʊ'riə]

解释:

(noun.) the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics.

手打:尼尔--From WordNet

解释:

(a.) A very soluble crystalline body which is the chief constituent of the urine in mammals and some other animals. It is also present in small quantity in blood, serous fluids, lymph, the liver, etc.

整理:罗伯塔

解释:

n. a readily soluble colourless crystalline compound formed in the tissues during the disintegration of proteid material and carried by the blood to the kidneys which separate it and pass it off in the urine.—adj. U′rēal pertaining to urea.—ns. Uream′eter an instrument for measuring the amount of urea in in urine; Uream′etry.

杰里手打

例句:

录入:保拉

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