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

• Certain government departments that possess administrative monopolies that limit competition misuse their power, and go beyond the legal limit of their authority to break up or seal off the market.
  某些具有限制竞争的行政垄断权的政府部门滥用他们的权利，甚至超越其权力的法律限度，破坏或封锁市场。
• 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。
• 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。
• The idea is to seal off the landfill from the surrounding marshes and river, preventing any contaminated water "leachate" in the industry jargon from leaking out.
  这样做的初衷是密封垃圾，以防污水（专业术语叫“渗虑液”）渗出，污染周边的湿地和河流。
• Seal off a ten-block radius.
  封锁十个街区的半径范围。
• Seal off the city from all outside contact to stop the spread of the plague.
  封城，隔绝此城与外界的接触，以避免瘟疫的扩散。
• Seal off all affected decks.
  封闭所有涉及到的甲板。
• 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。
• The captain wants to seal off all critical areas of the ship.
  舰长要封锁舰上所有重要区域。
• Field applications show that the slurry can seal off long open holes of low formation pore pressures and achieve good cementing quality.
  现场应用表明，该水泥浆体系解决了桩西油田地层压力低、封固段长和固井质量差的问题。