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	scallop budding scallop dragger scalloped scalloper scalloping scallopini scallop shell scallop-shell moth scallop squash scalls scallywag scalma scalogram scaloppine scalops scalopus scalp scalp scalp dance scalpel scalpellar scalpellum scalper scalp halloo scalping

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