retracts

英 [rɪˈtrækts]

美 [rɪˈtrækts]

v.  撤销，收回(说过的话); 撤回，收回(协议、承诺等); 缩回; 拉回
retract的第三人称单数

柯林斯词典

• VERB 收回，撤回(所说的话或写的东西)
  If youretractsomething that you have said or written, you say that you did not mean it.
  1. Mr Smith hurriedly sought to retract the statement, but it had just been broadcast on national radio...
     史密斯先生想赶快收回这项声明，但它刚刚已经在国家电台播出了。
  2. He's hoping that if he makes me feel guilty, I'll retract.
     他指望着如果他能让我感到内疚，我就会收回所说的话。
• V-ERG （使）缩回;（使）缩入;（使）收起
  When a part of a machine or a part of a person's bodyretractsoris retracted, it moves inwards or becomes shorter.
  1. Torn muscles retract, and lose strength, structure, and tightness.
     撕裂的肌肉会收缩，丧失原来的力量、结构和紧实度。
  2. ...when the aircraft's wheels were retracted.
     当飞机的轮子收起来的时候

双语例句

• The ATAPI specification defines a command called IDLE IMMEDIATE that idles the HDD and retracts the disk heads to prevent them from hitting the platters.
  ATAPI规范定义了一个名为IDLEIMMEDIATE的命令，它可以闲置HDD并收回磁头以防止它们触及盘片。
• The researchers said the skin dries out and retracts after death, giving the appearance of longer hair or nails.
  研究者说，死亡之后皮肤会变干并且收缩，所以显得头发和指甲更长了。
• The structure retracts vertically, so the inclining columns are used.
  结构竖向内缩，采用斜柱的处理效果良好。
• This is a compostable bioplastic which retracts at temperatures lower than polyethylene terephthalate.
  这是一种生物塑料是在堆肥温度比聚对苯二甲酸乙二醇酯的低缩回。
• The AMF arc significantly retracts axially and presents a hollow bell shape. The characteristics of temperature, overpressure and current density distributions on the arc-anode interface are also discussed.
  磁控电弧表现为中空钟罩形状，其阳极表面的温度、压力、电流密度呈现双峰分布。
• Strong Retracts and the Regularity of Strong Endomorphism Monoids of Graphs
  图的强收缩核与图的强自同态幺半群的正则性
• And they saw that when the skin of the bubble ruptures, it retracts. As this film folds in on itself, it can trap air, thus forming smaller, daughter bubbles.
  他们发现，当泡泡破裂时，它们的表面薄膜会往回缩，由于这层薄膜会卷起，裹进空气，因此就形成了更小的子气泡。
• The nose unit is twin-wheeled and retracts rearward.
  前鼻下单元双轮并且向后收起。
• On convex sets and ( absolute) retracts t's solution.
  关于凸子集和（绝对）收缩核T解集中不出现空集；
• De-energizing the solenoid valve retracts the cylinder and holds it retracted at the reduced pressure setting of the pilot relief valve.
  丧气电磁阀缩回圆筒并且拿着它被缩回在试验泄压阀的订正气压设置。