| 例句 |
He worked all his life down the pit.他一生都在矿坑中工作。Perhaps safety was an issue. In any case, the decision was taken to abandon this particular pit.安全性也许是个问题。但可以肯定的是，已经决定废弃这个矿坑。All that digging had left a network of abandoned mines and tunnels.东挖西掘后留下了一片废弃的矿坑。 |