英语词汇“speculum metal”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

speculum metal

释义

speculum /spekˈū-ləm/

noun (pl specˈula)

A mirror
A reflector, usu of polished metal
An instrument for inserting into and holding open a cavity of the body so that the interior may be inspected (medicine)
A bright patch on a wing, esp a duck's

ORIGIN: L speculum a mirror, from specere to look at

speculum metal noun

An alloy of copper and tin, with or without other ingredients, which can be highly polished and used for mirrors, lamp reflectors, etc

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