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字典帮 >教育工具 >英语词汇“allantoin”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

2025-07-24

“allantoin”的英英意思

单词

allantoin

释义

allantoin Chem.|əˈlæntəʊɪn|
[mod. f. allanto-is + -in chem. form. Cf. Fr. allantoïne.]
A crystalline substance, C₄N₄H₆0₃, the nitrogenous constituent of the allantoic fluid.
1845Todd & Bowman Phys. Anat. I. 9 Allantoin, an analogous compound to urea.1863Watts Fownes' Chem. (1877) II. 412 Allantoïn..is found in the allantoïc liquid of the fœtal calf..It is produced artificially..by boiling uric acid with lead dioxide and water.