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	coadjutor coadunate coadunation coadunative coagulability coagulable coagulant coagulase coagulate coagulation coagulative coagulator coagulum coal coaler coalesce coalescence coalescent coalfield coalfish coal gas coalification coalition coalitionist coal measures

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