英语词汇“idle pulley”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	idle pulley
释义	idle pulley Mach. a loose pulley made to press or rest on a belt in order to tighten or guide it. Also, idler pulley. Also called idle wheel. [1885-1890]
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