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单词 diatomaceous earth
释义

WordReference Random House Unabridged Dictionary of American English © 2024
diatomaceous earth, 
    a fine siliceous earth composed chiefly of the cell walls of diatoms: used in filtration, as an abrasive, etc.Also called di•at•o•mite (dī atə mīt′),USA pronunciation  kieselguhr. 
    • 1880–85

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更新时间:2025/7/23 13:43:59