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

• They prolonged their visit by a few days.
  他们把访问时间延长了几天。
• A prolonged drought had necessitated the introduction of water rationing
  由于持续干旱，用水需要实行配给了。
• Many countries have gained national independence after prolonged struggles.
  许多国家经过长期斗争而获得了民族独立。
• Hospitalization may be prolonged.
  住院期可能延长。
• The corruption does not seem to have muted the country's prolonged economic boom.
  腐败似乎没有影响国家经济的持续繁荣。
• But my mistake was that I prolonged my entrapment.
  但是我犯了个错误：延长了自己受困的时间。
• There are studies that show prolonged exposure to this energy weakens and drains the immune system.
  有研究表明，长期接触这种能量的免疫系统衰弱和水渠。
• 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。
• 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。
• The wood had become swollen from prolonged immersion.
  因长时间浸泡，木头发胀了。