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

• 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。
• In humans higher oxytocin levels have been linked to physiological phenomena like contractions during childbirth, or orgasm.
  对人类而言，更高的催产素与像孕子期时的收缩或者高潮等生理现象相关。
• 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。
• You can feel strong contractions in both sets of muscles.
  你可以感到两组肌肉都在猛烈收缩。
• 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。
• 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。
• A drug used to treat cancer can stop contractions and may prevent premature labour, researchers say.
  研究人员称，一种治疗癌症的药物可以停止子宫收缩并防止早产。
• But Spain and Italy reported further sharp contractions.
  但西班牙和意大利的萎缩却进一步加深。
• 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？