limestone [ˈlaɪmstoʊn]

例句:

• Mining the limestone, making klinker, grinding klinker.
  来自SA
• The boat was tied up alongside a crumbling limestone jetty.
  这条船停泊在一个摇摇欲坠的石灰岩码头边.
  
• Limestone is often used in building construction.
  石灰岩常用于建筑.
  
• Cement is made from limestone.
  水泥是由石灰石制成的.
  
• I very clearly can see the layers in the limestone.
  来自SA
• These were once quarries mined for their limestone and gypsum.
  来自WSJ