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

• Pupils dilate, palms become sweaty and the heart rate increases.
  瞳孔放大，手心出汗。心率加快。
• He likes to dilate upon what he thinks is wrong with the world.
  他喜欢细细评述他认为世界上不对的地方。
• "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。”
• Dr McMahon also established that stored blood does indeed lose its ability to dilate blood vessels.
  他还确定储存过的血确实失去了扩张血管的能力。
• The pupils of the eyes dilate as darkness increases.
  眼睛的瞳孔随暗度增加而张大。
• The pupils will dilate, making the eyes appear black.
  瞳孔会扩张，让眼睛看起来发黑。
• This drug will dilate the arteries.
  此药将使动脉扩张。
• Especially action of dilate of arterial to vertebra base system is stronger.
  尤其对椎基底动脉系统扩张作用更强。
• 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。
• 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。