Sheetrock
n.
1921, proprietary name (claiming use from 1917) of a type of plaster wall-board, U.S. Gypsum Co., Chicago, Ill.; from sheet, n.1 + rock, n..
词汇 | Sheetrock |
词根词缀 | Online Etymology Dictionary Sheetrock n. 1921, proprietary name (claiming use from 1917) of a type of plaster wall-board, U.S. Gypsum Co., Chicago, Ill.; from sheet, n.1 + rock, n.. |
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