seal off

英 [siːl ɒf]

美 [siːl ɔːf]

封闭; 封锁; 隔离

经济

柯林斯词典

• PHRASAL VERB 封闭;隔离
  If one object or areais sealed offfrom another, there is a physical barrier between them, so that nothing can pass between them.
  1. Windows are usually sealed off.
     窗户通常是封闭的。
  2. ...the anti-personnel door that sealed off the chamber.
     将会议室隔离起来以防外人进入的门
• → see:seal 7

英英释义

verb

• impose a blockade on
  Synonym:blockade
• make tight
  1. seal the windows
  Synonym:seal

双语例句

• The city government was pushed into hiring workers to seal off the asbestos in Altgeld so that it could not cause any harm.
  他们迫使政府雇佣工人密封奥尔特盖尔德石棉，这样就不会造成任何危害了。
• You need to seal off the sub-basement.
  你需要封闭下级地下室。
• We need to seal off this area.
  我们得封锁这一带。
• Windows are usually sealed off.
  窗户通常是封闭的。
• Adding the swelling agent in the slurry and adopting the opening WOC technology in the casing, to eliminate the micro-fractures or pores caused by the inner pressure and the inflation-contraction feature of the cement slurry, to seal off the annular.
  在水泥浆中引入膨胀剂和套管内敞压候凝技术，消除因内部压力和水泥浆固有的膨胀-收缩特性而造成的微裂缝-微孔隙，实现环空密封。
• We must seal off the passages which produce them.
  我们要把产生这种歪风的洞塞死。
• But we shouldn't fall and seal off ourselves.
  但是我们应该堕落，更不能自我封闭。
• He said: 'The killer whales were very good at knowing in advance if they were going to be able to wash a seal off a floe and they were always successful in getting the seal into the water.
  他说，虎鲸都知道将海豹赶下浮冰他们就成功了，而且他们也很擅长这么做，非常轻松的就能把海豹弄到水里去。
• A variety of schemes to either block up or seal off the blowout preventer are in development.
  各种各样的计划，要么堵塞要么封闭防喷器的发展。
• The main function of Linclion pump is to seal off the lubricator.
  林肯泵主要作用是密封注油头。