英语词汇“traction sand”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	traction sand
释义	traction sand noun : sand carried by a locomotive or trolley car for spraying under the driving wheels to prevent slippage at starts or on grades — called also engine sand
随便看	mldr mlechchha m level mlle mlnr MLR MLS MLT MLW MLWN MLWS mm mM MM mM mm mme MMF mmf mmf mmfd mmm MMPI MMR Mn

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