英语词汇“motor barrel”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	motor barrel
释义	motor barrel noun : the mainspring unit in watches that have the main wheel detached from the barrel but turning as a unit with the barrel arbor to eliminate strain on the main wheel teeth if the mainspring should break — compare going barrel
随便看	exponential curve exponential equation exponential function exponential horn exponentially exponential series exponentiation exponents exponible export export exportable exportation export bar export credit export duty exporter export point export tax expose expose exposed exposedness exposer exposit

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