coalfields是什么意思？

coalfields

• n. 煤田( coalfield的名词复数 )；

例句

• On a global scale, there are many coalfields suffered from spontaneous combustion of coal seam problems. 在全球范围内, 许多煤田都存在煤层自燃问题.

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  煤田
  A coalfield is a region where there is coal under the ground.
  例句
  The park lies on top of a coalfield. 公园位于一片煤田上。