marl [mɑ:rl]

例句:

• The soil consists of a chalk subsoil, topped by a covering of rubble that is made up of sand, lignite, marl, loam and clay.
  来自WSJ
• Fields which have been overspread with lime, burnt marl, or cinder, become, in time, covered by finely-divided soil.
  来自SA
• Marlstone is a limestone based clay that acts similar Marl.
  泥灰岩石是与泥灰作用相似的一种以石灰石为基础的粘土.
  
• I will lay the foundation of the roof with the marl.
  我要用这些泥灰苫背屋顶.
  
• Hydrocarbon - generating process of marl is discussed by hydrous pyrolysis simulation.
  利用泥灰岩加水热模拟实验探讨了泥灰岩的油气形成过程.
  
• Look no farther; trench beige and grey marl are great friends.
  来自THETIMES