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 metal noun mass noun an alloy of copper and tin used to make mirrors, especially formerly for telescopes 制镜合金。
随便看	recrimination recriminative recriminatory rec room recross recrudesce recrudescence recrudescent recruit recruitable recruiter recruitment recrystallization recrystallize recta rectal rectally rectangle rectangular rectangular coordinates rectangular hyperbola rectangularity rectangularly recti rectifiable

英汉双解词典包含131075条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。