1.
distress alerting band in terrestrial VHF communication services
地球甚高频通信海难警戒波段
2.
distress alerting band in terrestrial medium frequency communication services
地球中频通信海难警戒波段
3.
naval service at land bases.
海军岸上的警戒任务。
4.
A fiercely vigilant or intractable person.
严密警戒的人相当警惕或难以驾御的人
5.
Discussion About Navigation Rules of Yuan-yuan sha Guard Zone in Shanghai Harbor
长江上海段圆圆沙警戒区航行规则的思考
6.
watchful waiting
待机, 观察, 警戒(as)
7.
escape through the cordon
逃过 [突破] 警戒线
8.
The narrow streets in the Old Town were packed despite scorching heat and heavy security.
尽管天气酷热难当、安全警戒森严，老城狭窄的街道上还是很拥挤。
9.
Police vigilance was eventually rewarded,eg when an arrest was made.
警方时时警戒终有所获.
10.
Police vigilance is eventually rewarded,eg when an arrest is make.
警方时时警戒终有所获。
11.
Officials say this has resulted in stepped-up security [at] Saudi Arabia′s [Ras] Tanura terminal, the world′s largest offshore oil facility.
官员们说这是沙特最大的海面石油设施的安全警戒逐步加强。
12.
Design and Realization on Sonar Information Processing and Communication for Sea Area Alert System
海上区域警戒声纳信息处理及通讯系统的设计与实现
13.
Because addiction to nicotine is as strong as an addiction to heroin, abstinence is difficult.
因为尼古丁成瘾性同海洛因成瘾性类似，戒除很难。
14.
We should stand by on a hurricane alert .
在暴风雨警戒期间我们应加戒备。
15.
be vigilant, be on the lookout, be on one's guard, be careful.
警惕的，小心戒备着。
16.
Why weren't the police alerted?
为什么警方没戒备起来?
17.
outer perimeter warning screen
外层环形雷达警戒网
18.
Strikers were enjoined from picketing.
罢工者被警戒禁止。