urea

n. 尿素 [化] 脲; 尿素

发音

UK /jʊˈɹiːə/
其它
UK /ˈjʊəɹɪə/
IN /ˈjurɪjɑ/
IN /jʊˈrɪjɑ/

词形变化

ureas 复数 ureas

释义与例句

n.
  1. 1.

    A water-soluble organic compound, CO(NH₂)₂, formed by the metabolism of proteins and excreted in the urine.

    尿素

    不可数 化学 生物 可数
  2. 2.

    Any N-substituted derivative of urea, with the general formula (R₁R₂N)CO(NR₃R₄).

    脲

    可数 化学 不可数

词汇关系

名词

同义词 1

carbamide

上位词 1

organic compound

相关短语

urea cycle [化] 尿素循环 imidazolidinyl urea methylol urea [化] 羟甲基脲; 脲基甲醇

词源

Etymology tree Proto-Indo-European *h₁wers-der. Ancient Greek οὐρέω (ouréō) Ancient Greek οὖρον (oûron)der. French uréeder. New Latinder. English urea From New Latin, from French urée, from Ancient Greek οὖρον (oûron, “urine”).

来源：wiktionary