英语词汇“lock-and-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	lock-and-block system
释义	lock-and-block system \\| ̷ ̷ ̷ ̷\| ̷ ̷-\ noun Britain : a railway block system in which the signals permitting a train to enter a block are locked while a train is in the block and automatically unlocked as it leaves the block
随便看	charger charger charges charges charges charges forward charge sheet charges here charge sister charge to capital charge to revenue charging charging charging order chargé chargé chargé d'affaires chargés chari charier chariest charily chariness charing chari-nile

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