contractions

英 [kənˈtrækʃənz]

美 [kənˈtrækʃənz]

n.  收缩; 缩小; (肌肉的)收缩，挛缩; (尤指分娩时的)子宫收缩; 词的缩约形式
contraction的复数

柯林斯词典

• (分娩时的)子宫收缩，宫缩
  When a woman who is about to give birth hascontractions, she experiences a very strong, painful tightening of the muscles of her womb.
• N-COUNT (词的)缩约形式
  Acontractionis a shortened form of a word or words.
  1. 'It's' (with an apostrophe) should be used only as a contraction for 'it is'.
     it's (带撇号)只能用作 it is 的缩约形式。
• See also:contract

双语例句

• Natural history of ventricular premature contractions in children with a structurally normal heart: does origin matter?
  结构正常心脏儿童室性期前收缩的自然史：起源是否重要？
• Because contractions of the cervix and vagina during orgasm transport semen deeper into the reproductive tract.
  这是因为，在高潮期间，宫颈和阴道的收缩会将精液运送到生殖道更深处。
• Abnormally long muscular contractions; slow relaxation of a muscle after a contraction.
  肌肉不正常的拉长；肌肉收缩后缓慢放松。
• Fourth, fiscal contractions that rely on spending cuts are more expansionary than tax-driven adjustment.
  第四，与税收驱动的调整相比，依赖于削减支出的财政紧缩更具有扩张性。
• Contractions are much more common in speech than in writing.
  缩略词在口语里比在书写中常见得多。
• Cramps are muscular contractions which tie the tendons into knots.
  痉挛是肌肉收缩，筋缠到关节上了。
• This limits its ability to respond to domestic contractions.
  这限制了中国应对国内经济萎缩的能力。
• Muscle contractions are powered by the chemical adenosine triphosphate ( ATP).
  肌肉收缩是由化学物质三磷酸腺苷（ATP）提供动力的。
• They are used in a vaginal suppository, causing uterine contractions to begin a few hours after insertion.
  它们是以阴道栓剂的形式使用，塞入几个小时后开始引起子宫收缩。
• Pains felt by a woman after her baby is born; associated with contractions of the uterus.
  妇女生产后感到的疼痛；和子宫收缩有关。