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	to heel to hell and gone to hell with toheroa Tohono O'odham toil toil toile toile de Jouy toiler toilet toilet paper toiletry toilette toilet tissue toilet train toilet training toilet water toilsome toilsomely toilsomeness Tojo Tojo Eiki. Tokaji tokamak

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