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

• The actual action of the drug can be prolonged significantly.
  这种药物实际起作用的时间可以大大延长。
• Goodyear could be vulnerable in a prolonged economic slump.
  经济长期疲软可能会对固特异公司造成影响。
• 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 meeting was prolonged into the evening.
  会议一直拖到晚上。
• 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。
• It is easier to cope with short bursts of activity than with prolonged exercise
  和长时间的锻炼相比，短期内加强活动更容易应付。
• Fortunately, Kyuhyun slowly came around in the rescue so a prolonged hospitalization started.
  幸运的是，圭贤在抢救中慢慢的苏醒过来，一个漫长的修养期开始了。
• 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。
• 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；
• They prolonged their visit by a few days.
  他们把访问时间延长了几天。