prolonged

英 [prəˈlɒŋd]

美 [prəˈlɔːŋd]

adj.  持久的; 长期的
v.  延长
prolong的过去分词和过去式

过去分词：prolonged　过去式：prolonged　

IELTS

Collins.2 / BNC.5657 / COCA.7369

牛津词典

adj.

• 持久的；长期的
  continuing for a long time
  1. a prolonged illness
     长期的病
  2. a prolonged period of dry weather
     长期的干旱天气

柯林斯词典

• ADJ-GRADED 长期的；持续很久的；时间长的
  Aprolongedevent or situation continues for a long time, or for longer than expected.
  1. ...a prolonged period of low interest rates.
     长期的低利率
  2. ...a prolonged drought.
     长期的干旱

英英释义

adj

• drawn out or made longer spatially
  1. Picasso's elongated Don Quixote
  2. lengthened skirts are fashionable this year
  3. the extended airport runways can accommodate larger planes
  4. a prolonged black line across the page
  Synonym:elongatedextendedlengthened
• relatively long in duration
  1. a drawn-out argument
  2. an extended discussion
  3. a lengthy visit from her mother-in-law
  4. a prolonged and bitter struggle
  5. protracted negotiations
  Synonym:drawn-outextendedlengthyprotracted

双语例句

• Cystitis and urethritis are complications of prolonged use of indwelling catheters.
  膀胱炎和尿道炎是长期应用留置导尿管的并发症。
• They prolonged their visit by a few days.
  他们把访问时间延长了几天。
• Bubbles seem to require prolonged periods of prosperity, damped inflation and low long-term interest rates.
  泡沫的形成似乎需要一个较长时期的繁荣、受抑制的通胀和较低的长期利率。
• Paul prolonged his education with six years of advanced study in English.
  保罗延长了他的受教育时间，打算花6年时间深造英语。
• The crowd answered him with prolonged applause.
  群众对他报以长时间的掌声。
• First, Japan has experienced prolonged deflation.
  首先，日本经历了长期通缩。
• It has reduced mortality rates and prolonged the average length of life, thus multiplying population figures.
  它减低了死亡率，延长了人的生命期，因而使人口倍增；
• The fall in inflation is the silver lining of the prolonged recession.
  通货膨胀的下降是长期经济衰退中的一线转机。
• But we think it may have been caused by prolonged exposure to benzene.
  可是我想可能和你长期与苯接触有关。
• He did not want his life to be prolonged by artificial means.
  他不想靠人为方式延长生命。