rapid

adj.

1. 瞬间的；短时间内发生的
   happening in a short period of time
   1. rapid change/expansion/growth
      迅速的改变 / 扩张 / 增长
   2. a rapid rise/decline in sales
      销售额的急剧上升 / 下降
   3. The patient made a rapid recovery .
      病人很快恢复了健康。
2. 迅速的；快速的；快捷的
   done or happening very quickly
   1. a rapid pulse/heartbeat
      急促的脉搏 / 心跳
   2. The guard fired four shots in rapid succession.
      卫兵接连开了四枪。
   3. The disease is spreading at a rapid rate.
      这种疾病正在迅速蔓延。

1. ADJ-GRADED 快速的；迅速的
   A rapid change is one that happens very quickly.
   1. ...the country's rapid economic growth in the 1980's...
      20世纪80年代该国经济的迅速增长
   2. This signals a rapid change of mind by the government.
      这标志着政府思想的急剧转变。
   3. ...the rapid decline in the birth rate in Western Europe.
      西欧人口出生率的迅速下降
2. ADJ-GRADED （动作）很快的，迅速进行的
   A rapid movement is one that is very fast.
   1. He walked at a rapid pace along Charles Street.
      他快步走过查尔斯大街。
   2. ...whether the Tunnel will provide more rapid car transport than ferries...
      隧道是否能够提供比渡船更加快捷的车辆运输
   3. Breathing becomes more rapid and sweating starts.
      呼吸变得更加急促并且开始流汗。

1. Fear of rapid social change made temporary acquiescence in slavery tolerable in the South.
   对飞速的社会变革的恐惧使得南部对奴隶制暂时的默许变得可以忍受。
2. Leonard made a rapid calculation: he'd never make it in time.
   伦纳德快速盘算了一下：他肯定赶不上了。
3. The new digital technology would allow a rapid expansion in the number of TV channels.
   新的数字技术将会使电视频道的数量迅速增加。
4. The metamorphosis from anxious wife to feted author was rapid and dramatic.
   从整日焦虑的妻子到受人追捧的作家，这变化迅速而剧烈。
5. The area has seen a rapid population growth
   该地区人口激增。
6. He lives in Rapid City, South Dakota
   他住在南达科他州的拉皮德市。
7. He walked at a rapid pace with his back straight and his head held erect.
   他昂首挺胸地快步而行。
8. His rapid rise to power has given him a near-mythic status in the industry.
   他迅速升任要职，这让他在业界近乎被神化了。
9. This signals a rapid change of mind by the government.
   这标志着政府思想的急剧转变。
10. He walked at a rapid pace along Charles Street.
    他快步走过查尔斯大街。
11. Breathing becomes more rapid and sweating starts.
    呼吸变得更加急促并且开始流汗。
12. Two rapid transit trains collided early this morning in Boston.
    今晨早些时候，两辆高速火车在波士顿相撞。
13. It seems reasonable to expect rapid urban growth.
    似乎有理由期望城市快速发展。
14. He insisted that the security council be reconvened that night to authorise the rapid reaction force.
    他坚持安理会连夜再次召开会议以授权快速反应部队介入。
15. It gives rapid relief from rheumatic aches and pains.
    它能迅速缓解风湿疼痛。
16. Police pulled him over doing 120km/ h, making rapid changes and tailgating.
    警察令他把车靠边停下，因为他的时速高达120公里还一直快速变道、紧贴行驶。
17. He has made rapid progress.
    他进步很快。
18. The detachment made a rapid march of 100 li in one night.
    部队急行军，一夜走了一百里。
19. Owing to the help from his comrades, he has made rapid progress.
    由于同志们的帮助，他进步很快。
20. There was very rapid, intense firing.
    枪声十分紧密。
21. He has made rapid and brilliant progress in his studies.
    他在学业上有着迅速而突出的进步。
22. She had a strong will and power of rapid decision.
    她具有坚强的意志和速决的才能。
23. The problem of pollution arises along with the rapid development of industry.
    随着工业的迅速发展，产生了污染问题。
24. This is changeable and rapid rate of sediment production.
    这是种多变而快速的沉积作用。
25. He made a rapid count of those who were late.
    他很快地数了一下迟到的人数。
26. This antipyretic action is usually rapid and effective in febrile patients.
    对发热病人，这种退热作用通常迅速有效。
27. Savings deposits in both urban and rural areas have shown a rapid increase.
    城乡储蓄迅速增加。
28. A rapid rise in price soon eventuated in mass unemployment.
    物价迅速上涨，结果造成了大量失业。
29. Rapid industrial growth makes new demands on science and technology.
    工业的发展对科技提出新要求。
30. I often jump over a line or two in rapid reading.
    我快速阅读时常常跳越过一两行字。

  fast quick rapid swift【导航词义：迅速的】

  fast adj. 迅速的

〔辨析〕指移动速度快的或能够快速移动的，也可指迅速或立即发生的。

  quick adj. 迅速的；脑子反应快的

〔辨析〕指持续或耗费时间短的，移动、做事等速度快的，或指人聪明、机敏的。

  rapid adj. 迅速的

〔辨析〕指快速发生或完成的。

  swift adj. 迅速的；敏捷的

〔辨析〕指立即发生或马上做出的；也可指移动速度快的或能够快速移动的，作此义解时只作定语。

noun

1. a part of a river where the current is very fast

adj

1. done or occurring in a brief period of time
   1. a rapid rise through the ranks

2. characterized by speed
   1. a rapid movement
   2. a speedy car
   3. a speedy errand boy

   Synonym:    speedy