mine track

例句：

1. 1. The minerswere forced to dig deeper into the mineto find a way out.
   矿工们被迫深入矿井寻找出路。
2. 2. The mine was closeddue to safety concerns.
   由于安全担忧，矿井已关闭。
3. 3. The mine track is linedwith warning signs for everyone's safety.
   矿井轨道沿线设有警示标志，以确保每个人的安全。