单词	optimeter
释义	optimeter noun op·​tim·​e·​ter äpˈtimətə(r) : an instrument for measuring the accuracy of gage blocks or similar devices by means of an optical lever Word History Etymology optic + -meter
随便看	icelandes Icelandic icelandics icelands iceless icelike icemakers iceman icemanship icemen Iceni icenian icenic icepacks icepicks icequake icer iceroot icers ices ices over ices up icescape icescapes iceshockle

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