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

• 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。
• 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。
• Relating to the nerves and muscles that cause the blood vessels to constrict or dilate.
  与引起血管缩小或扩张的神经和肌肉有关的。
• The pupils will dilate, making the eyes appear black.
  瞳孔会扩张，让眼睛看起来发黑。
• Pupils dilate, palms become sweaty and the heart rate increases.
  瞳孔放大，手心出汗。心率加快。
• 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。
• 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。
• If I had time, I could dilate on this topic.
  如果我有时间，我就可以详谈这个话题。
• The lungs dilate in breathing.
  呼吸时肺部扩张。
• The pupils of the eyes dilate as darkness increases.
  眼睛的瞳孔随暗度增加而张大。