cordon off

1. PHRASAL VERB (设置警戒线)包围，警戒，封锁
   If police or soldiers cordon off an area, they prevent people from entering or leaving it, usually by forming a line or ring.
   1. Police cordoned off part of the city centre...
      警察封锁了市中心的部分地区。
   2. The police cordoned everything off.
      警察将一切都封锁了。

1. Police cordoned off part of the city centre
   警察封锁了市中心的部分地区。
2. The police cordoned everything off.
   警察将一切都封锁了。
3. For better or worse, Mount Fuji is so popular and easy to reach that it is nearly impossible to cordon off.
   不管怎样，富士山太受欢迎，又容易抵达，几乎不可能封锁。
4. But it could equally be applied in reverse to cordon off areas where the government has no business interfering with citizens.
   但反过来，同样可用这一概念圈定政府无权干涉公民的领域。
5. Be ( kept) under close arrest, ie carefully guarded The police cordon off the area to prevent loot.
   被严密拘禁（戒备森严）警察用警戒围住该地区以防抢劫。
6. Escape through the cordon 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。
7. GDPC teams conducted "ring" vaccination campaigns around outbreak sites in order to cordon off and isolate the disease.
   管理总局的工作组围绕疫病爆发的地点开展了“环形”疫苗接种，以便阻止并隔离疫病。
8. A200m cordon was put in place, cutting off one of London's major transport arteries and causing further traffic chaos, after reports of the suspicious vehicle.
   在报道有可疑车辆后，一条200米长的警戎线切断了伦敦一条主要的交通要道，造成更大的交通混乱。
9. Police cordon off the area until the bomb is defuse.
   警方封锁了这个区域直至拆除炸弹的引信为止。
10. Mr Lai is said to have then broken through the police cordon, climbed to where Mr Chen sat, greeted him with a handshake-and then pushed him off the edge.
    赖先生据说当时冲破警察的警戒线，爬到陈先生所坐的地方，与其握手，然后把他推下去。
11. That, I assumed, would cordon me off from the Net and keep me from spreading the bug while I figured out how to get rid of it.
    我想这样一来就可以切断与因特网的联系，不至于传播病毒，再想办法清除。

verb

1. divide by means of a rope
   1. The police roped off the area where the crime occurred

   Synonym:    rope inrope off