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单词 platinum
释义
Platinum
nnoun.substancea heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits
Synset:Pt atomic number 78
Hypernyms:noble metal
Inherited Hypernyms:platinumnoble metalmetallic elementchemical elementsubstancematterphysical entityentity
Inherited Hypernyms:platinumnoble metalmetallic elementchemical elementsubstancepartrelationabstractionentity
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更新时间:2024/12/23 23:33:54