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单词 rb
释义
Rb
nnoun.substancea soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
Synset:Rb atomic number 37 rubidium
Substance Holonyms:carnallite lepidolite pollucite
Hypernyms:metal metallic element
Inherited Hypernyms:rubidiummetallic elementchemical elementsubstancematterphysical entityentity
Inherited Hypernyms:rubidiummetallic elementchemical elementsubstancepartrelationabstractionentity
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更新时间:2025/1/24 18:02:07