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单词 block system
释义

block system


noun Railroads.

a series of consecutive blocks.Compare block (def. 22).
a system of blocks and block signals for controlling train movements.

Origin of block system

First recorded in 1860–65

Words nearby block system

block print, block printing, block release, block sampling, block signal, block system, block tin, block trade, block vote, blocky, Blocq's disease
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
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更新时间:2025/1/24 2:56:20