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

• Draw off troops from a position They must get out of these areas.
  把部队从阵地上撤走他们必须撤离这些地区。
• 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。
• To draw off in the form of vapor.
  使挥发以蒸汽的形式排出。
• To draw off ( a liquid) by piercing a hole in a cask or other container.
  钻孔汲取通过在桶或其它容器上钻孔来汲取（液体）
• They had orders to draw off the army.
  他们接到命令撤走部队。
• To draw off ( liquid or gaseous matter) from a container.
  抽取从容器中抽出（液体或气体）
• He made ditches in the fields to draw off the water.
  他在田里挖了沟以便排水。
• Using capillary draw off a drop of amalgam and hang it to hanging mercury drop electrode, the hanging amalgam drop electrode used as the working electrode.
  用毛细管取一小滴汞齐挂于悬汞电极上，以悬汞电极作工作电极，用计时安培法在-0.2V下测定了锂、钙在汞中的扩散系数。
• Draw off your gloves and wash your hands.
  摘掉你的手套洗洗手。
• The enemy's heavy losses forced them to draw off.
  敌军伤亡惨重，被迫撤退。