| 释义 |
DEFINITIVE EXAMPLES 权威例句〔AWACS〕A military surveillance system, carried by aircraft, that is capable of tracking a large number of other aircraft from a great distance.机载警报和控制系统:一种由飞机携带的军事监视系统,可以远距离跟踪大量敌机美国传统The police are using an electronic surveillance system to catch drivers who commit motoring offences.警方使用电子监视系统发现违章驾车的司机。剑桥国际 |