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

• 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。
• What it says is that existing laws of physics can account for a succession of expansions and contractions.
  它所要表达的是：现有的物理定律就能解释接连不断的膨胀和收缩。
• 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？
• The remaining 30 percent had either low back pain or contractures& continuous, involuntary muscle contractions.
  剩下的这30%学生，要么有腰痛，要么有挛缩&肌肉持续的、非随意的紧缩。
• 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。
• 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。
• Potentially dangerous effects of DM in young children include dystonic reactions, severe involuntary muscle contractions and spasms.
  年幼儿童服用右美沙芬存在的潜在副作用包括异常反应、不随意肌严重收缩和痉挛。
• 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。
• Signs of imminent labor include the rupture of membranes and regular contractions.
  临盆的征兆包括薄膜的破裂和有规律的收缩。
• My chart uses their data, in which recoveries have the same duration as prior contractions.
  我的图中也使用了他们的数据，他们的数据表明，这几次危机中复苏所需的时间与之前的收缩期一样长。