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

• Due to the long term shunting of blood and an increase in volume load, the right atrium, right ventricle& pulmonary arteries dilate.
  分流所致的长期容量负荷增加造成右房、右室和肺动脉扩张。
• Pupils dilate, palms become sweaty and the heart rate increases.
  瞳孔放大，手心出汗。心率加快。
• 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。
• 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。
• Orange juice contains large amounts of vitamin C, which helps dilate blood vessels and reduce hypertension.
  橙汁中含有大量维生素C，有助于血管扩张降低血压。
• "If there were time, I could dilate on the subject."
  “要是有时间，我可以详细谈谈这个问题的。”
• 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。
• Or it is the fiber appearance spot with scar shape smooth face, without dilate of apparent blood capillary, ulcer and apophysis.
  或是疤痕样表面光滑的纤维样斑，无明显毛细血管扩张、溃疡及隆起。
• The pupils of the eyes dilate as darkness increases.
  眼睛的瞳孔随暗度增加而张大。
• 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。