draw off

英 [drɔː ɒf]

美 [drɔː ɔːf]

抽出; 排掉; 汲出

柯林斯词典

• PHRASAL VERB 抽出;排掉;汲出
  If a quantity of liquidis drawn offfrom a larger quantity, it is taken from it, usually by means of a needle or pipe.
  1. The fluid can be drawn off with a syringe...
     可用注射器将液体汲出。
  2. Doctors drew off a pint of his blood.
     医生从他身上抽了一品脱的血。

英英释义

verb

• remove by drawing or pulling
  1. She placed the tray down and drew off the cloth
  2. draw away the cloth that is covering the cheese
  Synonym:draw awaypull off
• remove (a commodity) from (a supply source)
  1. She drew $2,000 from the account
  2. The doctors drew medical supplies from the hospital's emergency bank
  Synonym:withdrawdrawtake out

双语例句

• We have to draw off because of losses of forces.
  伤亡太大，我们不得不撤退。
• Doctors drew off a pint of his blood.
  医生从他身上抽了一品脱的血。
• The experiments show that content of the p-nitrophenol could be attained the draw off standard of national.
  废水处理后，对硝基酚含量可达到国家规定的排放标准。
• The enemy's heavy losses forced them to draw off.
  敌军伤亡惨重，被迫撤退。
• When the enemy saw how strong our forces were, they draw off.
  敌人发现我们兵力是多么强大时，他们就撤退了。
• A minor crime like shoplifting draw off from the lees, as of wine.
  入店行窃之类的小罪像酒之类从酒糟中排除。
• He made ditches in the fields to draw off the water.
  他在田里挖了沟以便排水。
• To draw off ( liquid or gaseous matter) from a container.
  抽取从容器中抽出（液体或气体）
• Design and installation of the fireproof draw off valve in the tank section is the problem that the people little thought of always, although having some provision in related standard.
  罐区防火排水阀的设计和安装始终是人们容易忽略的问题，虽然在相关的标准中有一些规定，如多数罐区排水阀都安装在紧贴防火墙外。
• Design and Application about Bypass Draw off System at Fully-mechanized Coal Winning
  综放工作面旁路放水系统设计与应用