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单词 atomic number 8
释义
Atomic Number 8
nnoun.substancea nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
Synset:O oxygen
Derivationally Related Form:oxygenizeoxygenate
Substance Holonyms:air ozone H2O water
Hypernyms:chemical element element gas
Inherited Hypernyms:oxygenchemical elementsubstancematterphysical entityentity
Inherited Hypernyms:oxygenchemical elementsubstancepartrelationabstractionentity
Inherited Hypernyms:oxygengasfluidmatterphysical entityentity
Direct Hyponyms:LOXliquid oxygen
Full Hyponyms:
liquid oxygen
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