单词 | block system |
释义 | block systemnoun Railroads.a series of consecutive blocks.Compare block (def. 22). a system of blocks and block signals for controlling train movements. Origin of block systemFirst recorded in 1860–65 Words nearby block systemblock 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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