周围的矿井里的确有沼气聚积。Methane gas does collect in the mines around here.尽管矿井的安全状况有了很大改善，矿工的家属仍然害怕最糟的情况会发生。Though mine safety has much improved, miners' families still fear the worst.矿井中用钢制通风机来保持空气流通。The pit is ventilated by...

“矿井”的拼音为：kuàng jǐng...

“矿井”的英语可以翻译为：[采矿] mine，pit，grube，groove ...