coal-master

英 ['kəʊlˌmɑːstə(r)] 美 ['koʊlˌmɑːstə(r)]

• n. 煤矿主

coal-master的用法和样例：

例句

用作名词 (n.)

1. The owners of the coal mines had formed an association to protect their interests.
   煤矿主们早组织了一个同业公会以保护他们自己的利益。