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tannin

[ˈtænɪn] [ˈtænɪn]
  • 形容词:tannic;
  • 柯林斯高阶英汉双解学习词典释义
    • N-UNCOUNT
      丹宁酸,鞣酸(用于制革、染色)
      Tannin is a yellow or brown chemical that is found in plants such as tea. It is used in the process of making leather and in dyeing.
    英汉词典释义
    • n.
      鞣酸,丹宁酸
      The risin and tannin that can be extracted from it are sought by the chemical industry. 从中提取的松香和鞣酸是化学工业上很需要的。
    英英词典释义
    • Noun
      1. any of various complex phenolic substances of plant origin; used in tanning and in medicine
    行业词典
    • 化学: 单宁;又称 :单宁(tannic acid );
      医学: 鞣酸,丹宁,丹宁酸:同tannic acid,化学式为(HO)3C6H2COC6H2(OH)2CO2H;
      林学: 单宁;
      植物学: 鞣质;