retract

英 [rɪˈtrækt]

美 [rɪˈtrækt]

v.  撤销，收回(说过的话); 撤回，收回(协议、承诺等); 缩回; 拉回

过去式：retracted　过去分词：retracted　现在分词：retracting　第三人称单数：retracts　

TOEFLGRE

Collins.1 / BNC.14289 / COCA.13910

牛津词典

verb

• 撤销，收回（说过的话）
  to say that sth you have said earlier is not true or correct or that you did not mean it
  1. He made a false confession which he later retracted.
     他作了假供词，后来又翻供。
  2. They tried to persuade me to retract my words.
     他们试图说服我收回我的话。
• 撤回，收回（协议、承诺等）
  to refuse to keep an agreement, a promise, etc.
  1. to retract an offer
     撤销提议
• 缩回；拉回
  to move back into the main part of sth; to pull sth back into the main part of sth
  1. The animal retracted into its shell.
     这只动物缩回到自己的壳里。
  2. The undercarriage was fully retracted.
     起落架被完全收起。

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

英英释义

verb

• formally reject or disavow a formerly held belief, usually under pressure
  1. He retracted his earlier statements about his religion
  2. She abjured her beliefs
  Synonym:abjurerecantforswearresile
• pull inward or towards a center
  1. The pilot drew in the landing gear
  2. The cat retracted his claws
  Synonym:draw in
• use a surgical instrument to hold open (the edges of a wound or an organ)
  Synonym:pull backdraw back
• pull away from a source of disgust or fear
  Synonym:shrink back

双语例句

• If this angle is exceeded, the monitor may not open up or retract properly.
  如果超过这一角度，监视器可能不能正常打开或收回。
• I decided to retract what I had said before.
  我决定收回前面说过的话。
• Next, he pressed the side-clip of the pen, which can make the point of the pen retract.
  接着，他按了一下可以让笔尖缩回去的圆珠笔侧面的夹子，这使得笔尖缩了回去。
• To retract the invitation, click cancel.
  要收回邀请，请单击“取消”。
• Make the necessary insertion and retract the scalpel to expose the skull. Now, select the appropriate drill.
  进行必要的插入，拔出手术刀以暴露头骨，现在，选择合适的钻头。
• Tigers retract their claws.
  老虎平时是将爪子收起来的。
• New information cannot retract previous information.
  新的信息不能否定之前的信息。
• A cat can retract its claws, but a dog can 't.
  猫的爪子可以缩进去，但狗不能。
• We allow people to retract messages, not just to recall them.
  我们允许人们收回发出的信息，而不是简单地撤销。
• The wing things that stick out when we fly, must have failed to retract.
  当飞行的时候飞船的两翼是展开的，我想刚刚没有完全收回。