coal

第三人称单数：

动词第三人称单数: coals

更多词形：

动词过去式: coaled | 动词过去分词: coaled | 动词现在分词: coaling | 动词第三人称单数: coals |

单词例句：

Coal is a fossil fuel.

煤是一种矿物燃料。

China has a wealth of coal, iron and other minerals.

中国有丰富的煤、铁和其它矿产资源。

Ammonia, coal tar and coke are all by-products obtained in the manufacture of coal gas.

氨气、煤焦油、焦煤都是煤气生产过程中的副产品。

We have enough coal to see the winter out.

我们有足够的煤过冬。

Ships coal at Gibraltar.

船在直布罗陀上煤。

Although the engineer shoveled the coal in as fast as he could, the steam engine would go no faster.

虽然火车司炉尽快地将煤铲进炉子，但火车一点也没加快。

There's hardly any coal left.

几乎没有煤了。

She piled on more coal before the fire go out.

在火熄灭之前她又加上些煤。

Coal is used as fuel.

煤用作燃料。