sweating of ore

例句：

1. 1. The miners were sweating with the heat and dust.
   矿工们在高温和灰尘中汗流浃背。
2. 2. The ore was so rich in minerals that it could be used to make many different products.
   这种矿石富含矿物，可以用来制造许多不同的产品。
3. 3. The miners had to work long hours to extract the valuable ore from the mine.
   矿工们不得不长时间工作，以从矿井中提取有价值的矿石。