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单词 osmiridium
释义
os·mi·rid·i·um (ŏzmə-rĭdē-əm)
n.
A mineral that is a natural alloy of osmium and iridium with small inclusions of platinum, rhodium, and other metals, used in needles and wearing points. Also called iridosmine.

[OSM(IUM) + IRIDIUM.]
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