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

• "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。
• Your pupils contract in bright light, and dilate in darkness.
  你的瞳孔会在明亮的光线下收缩，在黑暗中扩大。
• For example, medicines that help dilate major air passages of the lungs can improve shortness of breath.
  例如，帮助扩张肺部主要气道的药品能够改善呼吸困难。
• 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。
• 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。
• This drug will dilate the arteries.
  此药将使动脉扩张。
• Things go well, your eyes dilate, you shake, and Im high?
  事情搞好了，你的眼睛扩张，你动摇、肠高？
• 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。
• Pupils dilate, palms become sweaty and the heart rate increases.
  瞳孔放大，手心出汗。心率加快。