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单词 heptane
释义
Heptane
nnoun.substancea colorless volatile highly flammable liquid obtained from petroleum and used as an anesthetic or a solvent or in determining octane ratings
Hypernyms:alkane alkane series methane series paraffin paraffin series
Inherited Hypernyms:heptanemethane seriesaliphatic compoundorganic compoundcompoundchemicalmaterialsubstancematterphysical entityentity
Inherited Hypernyms:heptanemethane seriesaliphatic compoundorganic compoundcompoundchemicalmaterialsubstancepartrelationabstractionentity
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更新时间:2025/2/23 7:32:00