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单词
block system
释义
WordReference Random House Unabridged Dictionary of American English © 2024
block
′
sys′tem,
[
Railroads.
]
Rail Transport
a series of consecutive blocks. Cf.
block
(def. 22).
Rail Transport
a system of blocks and block signals for controlling train movements.
1860–65
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decidingly
decidua
decidual
deciduate
deciduitis
deciduous
deciduously
deciduousness
deciduous tooth
decigram
decile
deciliter
decilitre
decillion
decillionth
decimal
decimal classification
decimal currency
decimal fraction
decimalise
decimalization
decimalize
decimally
decimal place
decimal point
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更新时间:2026/7/13 18:48:51