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

• 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。
• 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。
• Civil engineering ( 3%), residential houses ( decorative cloth), construction field ( high strength and toughness, moisture and water proof and so on), as well as fabrics used to seal off road.
  土木工程（3%），住宅（装潢布）、建筑工地（高强韧性、防湿防水等），又如道路隔绝水等织物。
• 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。
• They're doing everything they can to seal off the richmond.
  他们无所不用其极地封锁里奇蒙。
• 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。
• MicroRNAs could be used to seal off human cells from disease-causing viruses, or to disable viruses that gain entry.
  小分子核糖核酸可以用来封闭人体细胞，使之免受致病病毒的侵扰，或者使病毒丧失侵入细胞的能力。
• We need to seal off this area until the police can make a full investigation.
  我们得封锁这一带，直到警察进行了充分的调查为止。
• Windows are usually sealed off.
  窗户通常是封闭的。
• 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。