英语词汇“blockhead board”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	blockhead board
释义	blockhead board noun : a device that consists of a pair of conspicuously numbered boards one of which rises while the other falls and that is used as a detector on a jacquard loom to show if the cards are working correctly
随便看	mennonite mennonite mennonitism meno- meno meno menodus menognathous menologion menology menometrorrhagia menominee menominee menominee whitefish menomini meno mosso menopausal menopausal menopause menopause menopon menorah menorhyncha menorhynchous menorrhagia

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