coalfield [ˈkoʊlfi:ld]

例句:

• The Permian in Huainan coalfield is a set of deltaic coastal deposition.
  淮南煤田二叠系是以三角洲—滨岸平原相为主的沉积.
  
• The park lies on top of a coalfield.
  公园位于一片煤田上。
  
• Survey of XiShan coalfield geology, analyze coalform, improve of geology exploration means.
  西山煤田地质概况, 成煤模式分析,煤田地质勘探方法的改进.
  
• The story of the deep mines' closure is a painful one and still burns deep in these coalfield communities.
  来自BBC
• Twenty years after Mr Scargill's defeat, less than half the jobs in the coalfield districts had been replaced.
  来自THETIMES