coalmine
n. 煤矿
例句
Wherever there's a road, there's a coalmine.
哪儿有路,哪儿就有煤矿。
The rescuers used a special device for finding people trapped in the coalmine.
救援者用一种特殊装置寻找被困在煤矿井下的人们。
Every few minutes, a black smudge, smattered with muddy puddles, denotes a coalmine.
每隔几分钟,就会看到一个黑点,表示那里是个露天煤矿,挨着些泥坑。