英语词汇“wigwag signal”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	wigwag signal
释义	wigwag signal noun : a signal at a railway grade crossing that indicates the approach of a train by the horizontal swinging of a disk
随便看	elaphe elaphine elaphodus elaphoglossum elaphomyces elaphure elaphurine elapid elapidae elapinae elapine elapoid elaps elapse elapsed elapsed time elasm elasm- elasmo elasmo- elasmobranch elasmobranchian elasmobranchiate elasmobranchii elasmosaur

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