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单词 urethane
释义
Urethane
nnoun.substancean ester of carbamic acid
Hypernyms:ester
Inherited Hypernyms:urethaneesterorganic compoundcompoundchemicalmaterialsubstancematterphysical entityentity
Inherited Hypernyms:urethaneesterorganic compoundcompoundchemicalmaterialsubstancepartrelationabstractionentity
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更新时间:2024/11/11 14:35:17