Kieselguhr
volume
British pronunciation/kˈiːsɪlɡˌuːɐ/
American pronunciation/kˈiːsɪlɡˌuːɚ/

"kieselguhr"的定义和意义

Kieselguhr
01

a light soil consisting of siliceous diatom remains and often used as a filtering material

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