单词：coalfield
音标：['kәulfi:ld] ；
n. 煤田
n. a region where there is coal underground
词型变化：名词复数形式 : coalfields
词性分布：
coalfield的用法和样例：
例句
用作名词(n.)
- Coal spontaneous combustion is one of the main disasters in Yima coalfield.煤炭自燃是义马煤田的主要灾害之一。
词汇搭配
- exposed coalfield出露煤田,暴露式煤田...
- concealed coalfield隐伏煤田