英语词汇“block system”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	block system
释义	block system n. A system for controlling and safeguarding the flow of railway trains in which track is divided into blocks, each controlled by automatic signals.
随便看	watchband watch cap watchcase epineurium epipelagic EpiPen epipetalous epiphanic epiphany epiphenomenal epiphenomenalism epiphenomenally epiphenomenon epiphyseal epiphysial epiphysis epiphyte epiphytic epiphytical epiphytically epiphytotic Epirus Epis. episcopacy episcopal

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