anthracite
n[U]
very hard form of coal that burns with little smoke or flame 无烟煤.
🗣️ 情景例句
I'm taking that bus also.
我也是搭那班车的。
When did you call?
你什么时候打电话来的?
The captain knew that another attempt would be made later, for the sunken ship he was trying to find had been carrying a precious cargo of gold bullion.