音标:[im'pru:vә] ;
n. 改良者, 改善者
[化] 改进剂; 助发剂; 助白剂
n someone devoted to the promotion of human welfare and to social reforms
n a component that is added to something to improve it
词型变化:名词复数形式 : improvers

improver的用法和样例:

例句

用作名词(n.)
  1. A paving asphalt penetration ratio improver was introduced.介绍了一种提高道路沥青针入度比的改进剂。
  2. Cyclohexyl nitrate is an effective cetane number improver for diesel oil.硝酸环己酯是一种有效的柴油十六烷值改进剂。

词汇搭配

  • dress improver托裙腰垫
  • lead susceptibility improver加铅效果改善剂...
  • color improver颜色改良剂
  • combustion improver燃烧促进剂
  • cetane improver十六烷值添加剂...
  • fluidity improver流动性改进剂...
  • ignition quality improver发火性增进剂...
  • diesel fuel improver提高柴油机燃料十六烷...

经典引文

  • His apprentices, improvers and the rest were atrociously lodged.

    出自:J. Fowles
【近义词】

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