煤矿中天然存有高爆气体。Highly explosive gas is naturally found in coal mines.许多人到煤矿来,是因为契约规定必须服务几年.Many people came to the coal mineindentured for several years.煤矿工人须在地下工作.Coal miners have to work under the ground....

“煤矿”的拼音为：méi kuàng...

“煤矿”的英语可以翻译为：coal mine，colliery，coalpit，bure ...