urea
/ˈjʊərɪə/noun
mass noun
1- Biochemistry a colourless crystalline compound which is the main nitrogenous breakdown product of protein metabolism in mammals and is excreted in urine【生化】脲, 尿素。
1.1
- Chem. formula: CO(NH2)2.化学分子式： CO(NH2)2.
词源
early 19th cent.: modern Latin, from French urée, from Greek ouron 'urine'.