单词	lampblack
释义	lampblack noun lamp·​black ˈlamp-ˌblak  : a finely powdered black soot deposited in incomplete combustion of carbonaceous materials and used chiefly as a pigment (as in paints, enamels, and printing inks) Example Sentences Recent Examples on the Web For several months in 1879, Edison and his team tried dozens of materials, only to find that the lampblack carbon Edison had been using in his telephone transmitters was the ideal material. National Geographic, 27 Sep. 2019 The stylus would etch the waves on a page darkened by the carbon of lampblack. Steven Johnson, WIRED, 15 Oct. 2014 Word History First Known Use 1598, in the meaning defined above
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