iridium
英
[ɪ'rɪdiəm]
美
[ɪ'rɪdiəm]
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Noun:
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a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium
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用作名词 (n.)
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May make the iridium using the osmium identical quota's iridium.
利用锇同一定量的铱可制成锇铱合金。
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Indeed, two iridium layers have been found in some places.
确实,有些地方发现了有两个铱层。
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