urea

音标发音

• 英式音标 [jʊ'riːə; 'jʊərɪə]
• 美式音标 [jʊˈriː.ə]
• 国际音标 ['juəriə]
• 英式发音
• 美式发音

基本解释

• n. [肥料] 尿素
• n. (Urea)人名；(西、罗)乌雷亚

同根派生

英汉例句

• Urea is commonly used as the source of nitrogen in foliage sprays.
  尿素作为氮素给源普遍地应用于叶面喷布.
• It must be broken down to urea, which consumes energy.
  它必须被分解成为尿素, 这时也要消耗能量.
• A kidney also takes urea and mineral salts out of the blood.
  肾还排出血液中的尿素和无机盐.
• Urea is commonly used as the source of nitrogen in foliage sprays.
  尿素作为氮素给源普遍地应用于叶面喷布.
• Decanediamide was synthesized using sebacic acid and urea as starting materials.
  以癸二酸和尿素为原料合成癸二酰胺.

词组短语

短语

• Urea Phosphate 磷酸脲;[肥料]尿素磷酸盐;磷酸尿素;供应磷酸脲
• Thio Urea 硫脲;硫尿素
• urea chloride 氨基甲酰氯
• urea anhydride 氨基氰;翻译
• urea - 脲;尿素;翻译

英英字典

剑桥英英字典

• a substance found in urine and also made from ammonia, used in fertilizers, animal feed, and in the plastics industry

柯林斯英英字典

• a white water-soluble crystalline compound with a saline taste and often an odour of ammonia, produced by protein metabolism and excreted in urine. A synthetic form is used as a fertilizer, animal feed, and in the manufacture of synthetic resins. Formula: CO(NH2)2 (Also called carbamide)

专业释义

农业科学

• 尿素

化学

• 尿素

  Methyl N-phenylcarbamate can be synthesized from aniline,urea and methanol.
  用苯胺、尿素和甲醇一步法合成了苯氨基甲酸甲酯(MPC)。

• 脲

  As for ureas, it was rather complicated. Urea and N-methyl urea gave complex mixutures.
  对脲的反应情况比较特别,脲素、甲基脲都生成复杂的混合物,只对苯基脲反应较好。

  医药科学

• 尿素

  目的：探讨14C尿素呼气试验(14C-UBT)的临床应用价值。

• 脲

  Carbamide peroxide decomposition, not only produce hydrogen peroxide, also produced urea, ammonia, carbon dioxide and other harmful substances.
  过氧化脲分解后，不但产生过氧化氢，还产生脲、氨、二氧化碳等一些有害物质。

  生物学

• 尿素
• 脲