警戒线用英语怎么说？

警戒线

• [法] cordon，picket line

例句

• a cordon of policemen 警察组成的警戒线
• He was rugby tackled by a policeman after breaking through police lines. 他在突破警戒线后被一名警察拦截了。
• A line of tractors rumbled onto the motorway through a cordon of police... 一列拖拉机突破了警戒线，隆隆响着驶上了高速公路。
• The police roadblocks are still in place and the immediate vicinity of the house remains cordoned off. 警察设置的路障还在，房子四周仍然用警戒线隔离着。
• The miners were armed with clubs as they forced their way through a police cordon... 矿工们手持棍棒冲过了警戒线。

汉语词典释义

• 词语 警戒线（警戒綫）
  拼音 jǐng jiè xiàn
  拼写 jingjiexian
  解释 军事用语。指为侦察敌人行动而布置的步哨线。今常用作比喻。
  例句 我的思想感情，就是这样不知不觉地冲出严密的警戒线流露出来了。
  释义

  军事用语。指为侦察敌人行动而布置的步哨线。今常用作比喻。