单词：semaphore repeater
臂板复示器
semaphore repeater的用法和样例：
例句
- The SES antenna cannot keep track of the satellite, probable diagnosis is the interface failure from the gyro repeater.船站不能跟踪卫星，判断可能是罗经复示器接口有故障。
- On the sonar repeater the visual display of the storm's turbulence appeared as sharp peaks and valleys representing movements of the shifting ice canopy.声纳复示器上，流冰群的运动随风暴呈现出峰谷交替的状态。
