coal briquette

• 煤砖,煤块

coal briquette的用法和样例：

例句

1. Coal is first gasified in a simulated underground environment.
   煤块首先在一个模拟的地下环境中进行气化。
2. They are picking over the cinders in the rubbish heap for unburned pieces of coal.
   他们正在检查垃圾堆中的煤渣，拣出未烧掉的煤块。