pumice-tuff

基本解释

• 浮岩凝灰岩

同根派生

英汉例句

• pumice tuff
  浮石凝灰岩
• This kind of rock is called tuff.
  这里的岩质是凝灰岩。
• A light - colored tuff used in hydraulic cement.
  淡色凝灰岩可以用来制造水泥。
• To clean,polish,or smooth with pumice.
  用浮石(把某物)磨光使之变得干净、光亮或柔滑
• To clean, polish, or smooth with pumice.
  用浮石（把某物）磨光使之变得干净、光亮或柔滑