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

• 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。
• 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。
• 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。
• 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。
• The signs of labor are contractions and rupture of membranes.
  分娩的症状是宫缩和羊膜破裂。
• 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。
• Regular contractions means the contractions are increasing in length and intensity and are coming at decreasing intervals.
  有规律的宫缩意思是收缩的长度和强度增加，并且伴随着时间间隔的减少。
• 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。
• Stimulates and maintains nerve signals and muscle contractions.
  促进和维持神经和肌肉收缩的。