英语词汇“block system”的读音、翻译、释义、用法及例句-范文网

词汇	block system
释义	block system【铁路】闭塞制〔站与站间一次限行一车〕。block: n. 1.片，块，大块；粗料，毛料；木料；石料；金属块； ...system: n. 1.体系，系统；分类法；组织；设备，装置。 2.方 ...
随便看	prayer rug prayer-wheel prayerful pre- pre-battle pre-battle formation pre-battle intelligence pre-christian pre-columbian pre-elect pre-election pre-eminence pre-eminent pre-empt pre-emption pre-emptive pre-estimate pre-examine pre-exist pre-existence pre-raphael pre-raphaelite pre-raphaelitism pre-shrunk preach

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