单词 | rock coal |
释义 | Definition of rock coal in English:rock coalnoun US rare
OriginMid 18th century. Definition of rock coal in US English:rock coalnoun US rare
OriginMid 18th century. |
随便看 |
英语词典包含464360条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。