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单词
signal box
释义
signal box
英?[?siɡn?l b?ks]
美?[?s?ɡn?l bɑks]
释义
n.
(铁路上的)信号塔,(警察或火警系统的)警报箱
词态变化
复数:?
signal boxes
;
英英释义
Noun
1. a building from which signals are sent to control the movements of railway trains
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更新时间:2026/8/3 20:42:59