英语词汇“spring switch”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	spring switch
释义	spring switch noun : a switch consisting of a pair of split switch points held in running position by a stiff coil spring and designed to return to that position after being thrown over by trailing wheels from the diverging route
随便看	lease stick lease system leash leash leash law leasing lea's oak leasow least least least bittern least common denominator least common multiple least flycatcher least sandpiper least squares least tern leastways least weasel leastwise leat leat leather leather leatherback

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