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

• Strong contractions could lead to rupture of the uterus.
  强烈的收缩可能引起子宫破裂。
• 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。
• 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。
• Caution: This point is forbidden for pregnant women because its stimulation can cause premature contractions in the uterus.
  注意：这一点对于孕妇是被禁止的，因为它的刺激可引起子宫早期收缩研究。
• 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。
• Pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs.
  头脑血管扩张或肌肉紧缩或药物作用引起的头部疼痛。
• Convulsion characterized by alternating contractions and relaxations.
  以肌肉收缩和放松交替变化为特征的痉挛。
• An electronic device that monitors fetal heartbeat and the mother's uterine contractions during childbirth.
  中心频率未调制频率分娩时监视胎儿心跳和母体子宫收缩频率的电子装置。
• 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。
• 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。