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i·rid·i·um 英ɪˈrɪdiːəm美ɪˈrɪdiəmAHDĭ-rĭdʹē-əm 高COCA³⁸¹²³BNC⁶³⁷⁴⁵iWeb²³⁷⁶⁹Economist¹¹⁵⁶⁴
基本英英词源搭配记法近义反义派生词例句例句
n.铱¹⁰⁰简写符号Ir
Noun:
a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium来自希腊语iris,彩虹，因这种金属元素散发出五彩斑斓的光泽而得名。iridium铱iridium bearing alloy铱基轴承合金…iridium black三氧化铱iridium sodium chloride氯化铱钠,氯铱酸钠…iridium oxide氧化铱
irid-ium生化名词⇒n.铱n.化铱近义词 IR信息检索(=inform…
Posmiridium铱锇矿Pplatiniridiumn.铂铱矿Pplatinoiridium铂铱合金
名词100%
用作名词May make theiridiumusing the osmium identical quota'siridium.利用锇同一定量的铱可制成锇铱合金。
Indeed, twoiridiumlayers have been found in some places.确实，有些地方发现了有两个铱层。 Another source of bright drifting objects, Iridium communication satellites, may even appear to flare up to become brighter than any other sky object for a few seconds.
铱星通讯卫星是另一个发光漂移物的可能来源，它可能突然闪耀几秒钟，甚至看起来变得比天空中的其它物体都要亮。 yeeyan |