英语词汇Invar怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	Invar
释义	Invar /ˈɪnvɑː(r)/ noun mass noun trademark an alloy of iron and nickel with a negligible coefficient of expansion, used in the making of clocks and scientific instruments 〈商标〉因瓦合金（用于制造钟和科学仪器的具有极低膨胀系数的铁镍合金）。词源 early 20th cent.: abbreviation of INVARIABLE.
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