首页
汉语词典
英英词典
请输入您要查询的英文单词:
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
随便看
sq.
sq
sq. cm
sqd.
sqd
sq. ft.
sq. in.
sq. km
sql
sq. m
sq. mi.
sq. mm
sqq.
sqq
sq. r.
squab
squabble
squabbler
squabblingly
squabby
squad
squad car
squadder
squaddie
squadron
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 mdict.net All Rights Reserved
更新时间:2026/7/22 14:24:12