a powdery substance

 
       
  • 粉状的物质

a powdery substance的用法和样例:

例句

  1. A letter containing a powdery substance is believed to be the source of the anthrax becteria that showed up as a skin rash on an NBC employee.
    一封带有粉状物质的信件被确定为炭疽热细菌的来源,因为一位NBC雇员已经由此得了皮炎。
  2. To become covered with a powdery deposit.
    起霜被粉末覆盖
  3. A powdery ink used dry or suspended in a liquid to produce a photocopy.
    色粉一种粉状颜料,在液体中变干或凝结,从而产生照片底片
  4. An in-service valve suffering from Dezincification has a white powdery substance or mineral stains on its exterior surface.
    使用中的阀门如果遭遇脱锌侵蚀,会在阀门外表产生白色粉末或矿物污点。
  5. Any of various moths whose wings and bodies have a powdery appearance.
    粉翅蛾翅膀及身体上生有粉末的蛾子的一种

a powdery substance的海词问答与网友补充:

提问补充

a powdery substance的相关资料:

临近单词

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