搜尋結果
noble metal
英式
- a metal (e.g. gold, silver, or platinum) that resists chemical action, does not corrode, and is not easily attacked by acids.
noun: noble metal, plural noun: noble metals
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- IPA[ˈnōbəl ˈmedl]
美式
- a metal (e.g. gold, silver, or platinum) that resists chemical action, does not corrode, and is ...
Oxford American Dictionary