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单词 provitamin
释义
Provitamin
nnoun.substancevitamin precursor; a substance that is converted into a vitamin in animal tissues
Hypernyms:hydrocarbon
Inherited Hypernyms:provitaminhydrocarbonorganic compoundcompoundchemicalmaterialsubstancematterphysical entityentity
Inherited Hypernyms:provitaminhydrocarbonorganic compoundcompoundchemicalmaterialsubstancepartrelationabstractionentity
Direct Hyponyms:carotenecarotinprovitamin A
Full Hyponyms:
beta-caroteneprovitamin a
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更新时间:2025/2/3 17:46:58