焦碳

• coke

例句

1. 焦碳燃烧时，一部分碳与热风中的氧形成一氧化碳。
   As the coke burns, some of it combine with the oxygen in the air to form carbon monoxide.
2. 先把铁矿石和焦碳、石灰石混合在一起。
   First, ore is mixed with coke and limestone.