Lampblack
n. 油烟, 煤烟, 灰尘\\n[医] 油烟, 煤烟, 煤烟制颜料
📖 牛津释义
lampblack
n [U] black colouring matter made from soot 灯黑（从煤烟中制取, 作颜料用）.
🗣️ 情景例句
Eight o'clock is fine.
八点钟可以。
I don't know how to do that.
我不知道该怎么打。
What's the problem with building the new factory then?
那么，建新厂有什么问题吗？