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

planigraph

/ˈplanɪɡrɑːf/ /ˈplanɪɡraf/

noun

An instrument for enlarging or reducing drawings; specifically one consisting of a ruler marked with two different scales placed end to end (one having markings more widely spaced than the other), which is pivoted about the point where the scales meet, so that measurements of a drawing can be taken using one scale, and consistently enlarged or reduced using the other. Now rare.

Origin

Late 19th century (in an earlier sense). From plani- + -graph.

单词	planigraph
释义	planigraph /ˈplanɪɡrɑːf/ /ˈplanɪɡraf/ noun An instrument for enlarging or reducing drawings; specifically one consisting of a ruler marked with two different scales placed end to end (one having markings more widely spaced than the other), which is pivoted about the point where the scales meet, so that measurements of a drawing can be taken using one scale, and consistently enlarged or reduced using the other. Now rare. Origin Late 19th century (in an earlier sense). From plani- + -graph.
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