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单词 atomic number 5
释义
Atomic Number 5
nnoun.substancea trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
Synset:B boron
Derivationally Related Form:boricboronic
Substance Holonyms:borax kernite
Hypernyms:chemical element element
Inherited Hypernyms:boronchemical elementsubstancematterphysical entityentity
Inherited Hypernyms:boronchemical elementsubstancepartrelationabstractionentity
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更新时间:2024/11/10 10:49:25