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单词 lampblack
释义

WordReference Random House Unabridged Dictionary of American English © 2024
lamp•black  (lampblak′),USA pronunciation n. 
  1. Chemistrya fine black pigment consisting of almost pure carbon collected as soot from the smoke of burning oil, gas, etc.
  • lamp + black 1590–1600

Collins Concise English Dictionary © HarperCollins Publishers::
lampblack /ˈlæmpˌblæk/ n
  1. a finely divided form of almost pure carbon produced by the incomplete combustion of organic compounds, such as natural gas, used in making carbon electrodes and dynamo brushes and as a pigment
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