dilate

英 [daɪˈleɪt]

美 [daɪˈleɪt]

v.  扩大; (使)膨胀，扩张

过去式：dilated　过去分词：dilated　现在分词：dilating　第三人称单数：dilates　复数：dilates　

TOEFLIELTSGRETEM8

Collins.1 / BNC.19079 / COCA.18343

牛津词典

verb

• 扩大；（使）膨胀，扩张
  to become or to make sth larger, wider or more open
  1. Her eyes dilated with fear.
     她吓得瞪大了眼睛。
  2. dilated pupils/nostrils
     扩大了的瞳孔；张大了的鼻孔
  3. Red wine can help to dilate blood vessels.
     红葡萄酒有助于扩张血管。

柯林斯词典

• V-ERG (使)(血管)扩张;(使)(瞳孔)放大
  When things such as blood vessels or the pupils of your eyesdilateor when somethingdilatesthem, they become wider or bigger.
  1. At night, the pupils dilate to allow in more light...
     到了晚上，瞳孔就会扩大以接收更多光线。
  2. Exercise dilates blood vessels on the surface of the brain.
     运动会使大脑表层的血管扩张。

英英释义

verb

• become wider
  1. His pupils were dilated
  Synonym:distend
• add details, as to an account or idea
  1. She elaborated on the main ideas in her dissertation
  Synonym:elaboratelucubrateexpatiateexpositenlargeflesh outexpandexpound

双语例句

• It activates the cardiovascular system, so heart rate and blood pressure increase, then the arteries dilate, causing blood pressure to fall again.
  它可以激活你的心血管系统，心率和血压随之升高，然后动脉扩张，导致血压再次降低。
• An alkaloid extracted from the nightshade family; used as an antispasmodic and to dilate the eye pupil.
  从茄属植物中提取的生物碱；用于抗痉挛和扩大眼睛瞳孔。
• Tests suggested that steady exposure to dark chocolate prompted chemical changes that helped dilate blood vessels and regulate blood pressure, the researchers said.
  研究者称，这些实验暗示，长久稳定地摄入黑巧克力会引起可以帮助扩大血管，调节血压的化学变化。
• To conserve blood that will be needed by muscles, skin vessels constrict while vessels of the muscles dilate.
  为了保存肌肉所需要的血液，皮肤血管收缩，而肌肉血管舒张。
• The encounter opened his memory and his senses, and left them dilate.
  这次相逢打开了他的记忆和感官，再也收不拢。
• 11.And a passionate kiss has the same effect as belladonna in making our pupils dilate.
  11.一个深情的吻可以和颠茄（一种有毒植物）一样让人的瞳孔扩大。
• At night, the pupils dilate to allow in more light
  到了晚上，瞳孔就会扩大以接收更多光线。
• This drug will dilate the arteries.
  此药将使动脉扩张。
• WineLate author, also likelihood and drinkWineCause systemic blood-vessel dilate, inadequacy of effective blood capacity is concerned.
  酒后发作者，也可能与饮酒引起全身血管扩张，有效血容量不足有关。
• Exercise can help blood vessels dilate with greater ease, increase insulin effectiveness in muscles, and decrease heart rate.
  体育锻炼可以帮助血管，使它们比较容易扩张，增加胰岛素在肌肉中的有效度，又能使心跳放慢。