close off

英 [kləʊz ɒf]

美 [kloʊz ɔːf]

堵塞（路口等）; 威逼或围困（某人）

柯林斯词典

• PHRASAL VERB 隔绝;封锁
  Toclosesomethingoffmeans to separate it from other things or people so that they cannot go there.
  1. Police closed off about 12 blocks of a major San Francisco thoroughfare for today's march...
     由于今天的示威游行，警方封锁了旧金山一条主干道上大约12个街区。
  2. The old guard of leaders are closed off behind walls built of yesterday's ideology.
     领导人的老警卫们生活在用过去的意识形态筑成的高墙内，与世隔绝。

英英释义

verb

• block off the passage through
  1. We shut off the valve
  Synonym:shut offblock off
• isolate or separate
  1. She was shut off from the friends
  Synonym:shut off
• stem the flow of
  1. shut off the gas when you leave for a vacation
  Synonym:shut off

双语例句

• Measures to close off infected areas, disinfecting, culling and non-harmful disposal have been taken jointly by the ministry and the Qinghai provincial government.
  农业部和青海人民政府已经采取隔离疫区，消毒，扑杀被感染的牛群和无害化处理等联合措施。
• Close off oil ducts with stoppers.
  用插塞封闭油道。
• Close off the line with a stopper and secure with a tie-wrap if necessary.
  用一个塞子堵住管路，必要时用系带固定。
• Instead, take the time to close off areas that you are not using.
  可代替的方案是，花点时间把你不用的通风的地方关好。
• French police close off a road near the site of a parcel bomb in Paris.
  法国警察封闭了在巴黎发生邮包爆炸现场附近的一条道路。
• The old guard of leaders are closed off behind walls built of yesterday's ideology.
  领导人的老警卫们生活在用过去的意识形态筑成的高墙内，与世隔绝。
• It could also attempt to close off the flow of oil from the Gulf.
  而且他们也可以封锁石油源头&波斯湾。
• Police closed off about 12 blocks of a major San Francisco thoroughfare for today's march
  由于今天的示威游行，警方封锁了旧金山一条主干道上大约12个街区。
• A swinging or sliding barrier that will close off access into a car.
  可以拒绝外物进入车内的摇动的或滑动的门。
• Blood dissecting up around the great vessels can close off the carotids.
  血液沿大血管附近向上剥离，可封闭颈总动脉；