英语词汇“shadow pin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	shadow pin
释义	WordReference Random House Unabridged Dictionary of American English © 2024 shad′ow pin′, [Navig.] Nautical, Naval Termsa vertical pin set in an azimuth instrument or at the center of a compass card, indicating by the direction of its shadow the azimuth of the sun. 1890–95
随便看	radius of curvature radius of gyration radius rod radius vector radix radixes radix point rad-lib radm radnor radnorshire radom radome radon rad/s radula radular radwaste rae raeburn raetic raf raff raffee rafferty

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