1.
(III) Delimit warning zone and exercise local transportation control;
（三）划定警戒区，实行局部交通管制；
2.
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
3.
Security forces have been placed on a state of "red alert" nationwide.
随后安全部队迅速安置到全国各地的红色警戒区。
4.
Modeling on the leakage of frequently used toxic chemicals and determination of the zone of emergent rescue;
常见有毒化学品泄漏事故模型及救援警戒区的确定
5.
The area was cordoned off.
该区被警戒线隔离起来。
6.
The police cordon off the area to prevent loot.
警察用警戒围住该地区以防抢劫。
7.
A policeman who patrols or polices an assigned area.
巡警在指定地区巡逻或担任警戒的警察
8.
There is a tight security cordon around the area.
这一地区周围设有严密的安全警戒圈。
9.
The police throughout the district were alerted as it was known that the prisoner had escaped.
全地区的警察一得知囚犯已逃跑，立刻警戒起来。
10.
watchful waiting
待机, 观察, 警戒(as)
11.
escape through the cordon
逃过 [突破] 警戒线
12.
a thousand constables cordoned off the riot area.
1000名警察组成的警戒线把发生骚乱的地区封锁了起来。
13.
Flood warnings and watches were in effect Tuesday afternoon for much of the Mid-Atlantic region.
星期二下午在中大西洋大部分地区发出了洪水警告和警戒消息。
14.
Police vigilance was eventually rewarded,eg when an arrest was made.
警方时时警戒终有所获.
15.
Police vigilance is eventually rewarded,eg when an arrest is make.
警方时时警戒终有所获。
16.
and performing armed patrol and other security duties in state-designated large and medium-sized cities or specific zones.
对国家规定的大中城市或特定地区实施武装巡查警戒。
17.
In the scenario created, the location was restricted with only one access point.
根据演习计划的编定，该警戒地区只有一个通道口。
18.
The state government has thrown a cordon around the stricken area to contain the spread of the epidemic.
州政府在发病区周围设置了一道警戒线，以限制传染病的传播。