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单词 silicon dioxide
释义
Silicon Dioxide
nnoun.substancea white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite
Synset:silica silicon oxide
Derivationally Related Form:silicioussiliceous
Substance Holonyms:cristobalite quartz crystal lechatelierite quartz quartz glass vitreous silica tridymite
Hypernyms:oxide
Inherited Hypernyms:silicaoxidecompoundchemicalmaterialsubstancematterphysical entityentity
Inherited Hypernyms:silicaoxidecompoundchemicalmaterialsubstancepartrelationabstractionentity
Direct Hyponyms:chertflintsilex
Full Hyponyms:
chertfirestoneflintflintstonegunflintsilextaconite
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更新时间:2024/12/22 22:22:40