英语词汇speculum-metal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	speculum-metal
释义	speculum-metaln. an alloy of copper and tin used in mirrors, esp. formerly in telescopes 制镜合金(尤指从前用于望远镜上的铜锡合金)
随便看	leave over leaver leaves leave school leave-taking leave the door open leavings Lebanese Lebanon Lebensraum lech lecher lecherous lecherously lecherousness lechery lecithin lectern lectin lection lectionary lector lecture lecturer lectureship

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