signal box

signal box读音音标

英 [ˈsiɡnəl bɔks]

美 [ˈsɪɡnəl bɑks]

signal box意思解释

n.

（铁路上的）信号塔，（警察或火警系统的）警报箱；

变形

复数：signal boxes

英英释义

n.

a building from which signals are sent to control the movements of railway trains

双语例句

用作名词(n.)The jamming technology works by sending out a radio signal so powerful that phones are overwhelmed and cannot communicate with cell towers.干扰技术就是能够发出无线信号，干扰与信号塔的联络。