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单词
base metal
释义
base metal
Word forms:
plural
base metals
N-VAR
普通金属,贱金属(如铜、锌、锡和铅等)
A
base metal
is a metal such as copper, zinc, tin, or lead that is not a precious metal.
普通金属,贱金属(如铜、锌、锡和铅等)
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base metal
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更新时间:2026/9/21 9:21:01