| 例句 |
We ran out of kerosene, wherefore we used coal.煤油用完了，因此我们用煤。Britain used to be fully self-sufficient in coal.英国以前用煤是完全自给自足的。The company, New England Electric, burns coal to generate power.新英格兰电力公司用煤发电。The cost of electricity from coal-fired stations is expected to fall.用煤作燃料的火力发电站的成本有望降低。The early settlers used to heat their cabins with coal.早期的殖民者常用煤来在房中取暖。 |