煤坑,煤礦,煤炭主意
Colliery \Col"lier*y\, n.; pl. {Collieries}. [Cf. {Coalery},
{Collier}.]
1. The place where coal is dug; a coal mine, and the
buildings, etc., belonging to it.
2. The coal trade. [Obs.] --Johnson.
colliery
n : a workplace consisting of a coal mine plus all the buildings
and equipment connected with it [syn: {pit}]