coalfields
英[]
美[]
基本释义
- n.
- 煤田( coalfield的名词复数 )
实用例句
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.
互联网
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.
互联网