carborundum
noun [ U ] uk/ˌkɑː.bərˈʌn.dəm/ us/ˌkɑːr.bɚˈʌn.dəm/
金刚砂,碳化硅
a compound of silicon and carbon that is used as an abrasive (= a substance for rubbing away surfaces)
单词 | carborundum |
释义 | carborundum noun [ U ] uk/ˌkɑː.bərˈʌn.dəm/ us/ˌkɑːr.bɚˈʌn.dəm/ 金刚砂,碳化硅 a compound of silicon and carbon that is used as an abrasive (= a substance for rubbing away surfaces) |
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