while

conj.

1. 在…期间；当…的时候
   during the time that sth is happening
   1. We must have been burgled while we were asleep.
      我们睡着时一定让贼入室偷了。
   2. Her parents died while she was still at school.
      她还在读书时父母就去世了。
   3. While I was waiting at the bus stop, three buses went by in the opposite direction.
      我在公共汽车站等车时，对向驶过了三辆公共汽车。
2. 与…同时
   at the same time as sth else is happening
   1. You can go swimming while I'm having lunch.
      我吃午饭时你可以去游泳。
   2. shoes mended while you wait
      在你等候的时候修的鞋
3. （对比两件事物）…而，…然而
   used to contrast two things
   1. While Tom's very good at science, his brother is absolutely hopeless.
      汤姆很擅长理科，而他的兄弟绝对是不可救药。
4. 虽然；尽管
   although; despite the fact that…
   1. While I am willing to help, I do not have much time available.
      尽管我愿意帮忙，但是没有多少时间。
5. 到…时；直到…为止
   until
   1. I waited while six o'clock.
      我一直等到了六点钟。

noun

1. 一段时间；一会儿
   a period of time
   1. They chatted for a while .
      他们聊了一会儿。
   2. I'll be back in a little while (= a short time) .
      我一会儿就回来。
   3. I haven't seen him for quite a while (= a fairly long time) .
      我有好一阵子没有见到他了。
   4. They walked back together, talking all the while (= all the time) .
      他们一起边走边聊着回去的。

verb

verb

CONJUNCTION USES 连词用法

Usually pronounced /'waɪl/ for meaning 4. The form whilst is also used in formal or literary English, especially British English. 义项4在句中通常为重读。正式及文学语言中亦使用词形whilst（尤见于英国英语）。


1. CONJ-SUBORD (表示两件事同时发生)当…的时候，在…时
   If something happens while something else is happening, the two things are happening at the same time.
   1. They were grinning and watching while one man laughed and poured beer over the head of another...
      当一个男人大笑着把啤酒倒在另一个人头上时，他们都在乐呵呵地看着。
   2. I sat on the settee to unwrap the package while he stood by...
      我坐在长椅上打开包裹时他就站在旁边。
   3. Racing was halted for an hour while the track was repaired...
      修理赛道时车赛中止了1个小时。
   4. Her parents could help with child care while she works.
      她工作时父母可以帮忙照看孩子。
2. CONJ-SUBORD (表示某一件事是在另一件事发生过程中的某一时间点发生的)当…的时候，在…时
   If something happens while something else happens, the first thing happens at some point during the time that the second thing is happening.
   1. The two ministers have yet to meet, but may do so while in New York...
      两位部长尚未会面，但可能会在纽约碰头。
   2. Never apply water to a burn from an electric shock while the casualty is still in contact with the electric current.
      当被电击者还连着电时，千万不要把水弄到电击伤口上。
3. CONJ-SUBORD 却;但是;然而
   You use while at the beginning of a clause to introduce information which contrasts with information in the main clause.
   1. Marianne was tempted to turn the large rooms into traditional French-style salons, while Howard was in favour of a typically English look...
      玛丽安娜想把这些大房间弄成传统法式客厅的样子，但是霍华德喜欢典型的英式风格。
   2. The first two services are free, while the third costs £35.00.
      前两项服务免费，但是第三项服务要花35英镑。
4. CONJ-SUBORD 虽然;尽管
   You use while, before making a statement, in order to introduce information that partly conflicts with your statement.
   1. While the numbers of such developments are relatively small, the potential market is large...
      尽管这种增长的数量相对较小，但是潜在的市场是巨大的。
   2. While the modelling business is by no means easy to get into, the good model, male or female, will always be in demand...
      尽管模特行业绝不是那么容易进入的，但是好的模特，不论男女，总是需要的。
   3. While the news, so far, has been good, there may be days ahead when it is bad.
      尽管到现在为止还都是好消息，但是可能过不了几天就会有坏消息传来。

NOUN AND VERB USES 名词和动词用法

1. 
   
2. N-SING 一段时间;一会儿
   A while is a period of time.
   1. They walked on in silence for a while...
      他们默默地走了一会儿。
   2. He was married a little while ago...
      他不久前刚刚结婚。
   3. Working at low intensity means that you can continue to perform the activity for a long while.
      低强度意味着你可以持续长时间从事这一活动。
3. PHRASE 不断;一直;始终
   You use all the while in order to say that something happens continually or that it happens throughout the time when something else is happening.
   1. All the while the people at the next table watched me eat.
      我吃东西的时候邻桌的人一直在看我。
4. once in a while → see: once

1. I was on crutches for a while.
   有一段时间我拄拐。
2. She rested for a while, then had a wash and changed her clothes
   她休息了一会儿，然后洗了洗，换了身衣服。
3. I turned back after a while, but he kept walking
   我过了一会就往回走了，但他还接着走。
4. After a while I led the conversation around to her job
   过了一阵子，我把话题引到她的工作上。
5. He held a match while she lit up
   他拿了根火柴为她点烟。
6. They walked on in silence for a while
   他们继续默默无语地走了一会儿。
7. I filled the kettle while she was talking and plugged it in
   她说话间，我把水壶灌满并插上了电源。
8. After a while, the sickness gradually passed and she struggled to the mirror.
   过了一会儿，她渐渐不那么恶心了，挣扎着到了镜子前。
9. Production has dropped while prices and unemployment have skyrocketed.
   物价和失业率猛涨的同时，生产却下降了。
10. Sarah and I had a great time while the kids were away
    孩子们不在的时候，我和萨拉度过了一段美好时光。
11. The trouble is that these restrictions have remained while other things have changed
    问题是其他事情都变了，而这些条条框框还在。
12. Rosanna and Forbes walked in silence for some while
    罗莎娜和福布斯默不作声地走了一会儿。
13. They were grinning and watching while one man laughed and poured beer over the head of another
    当一个男人大笑着把啤酒倒在另一个人头上时，他们都在乐呵呵地看着。
14. I sat on the settee to unwrap the package while he stood by
    我坐在长椅上打开包裹时他就站在旁边。
15. Racing was halted for an hour while the track was repaired
    修理赛道时车赛中止了1个小时。
16. Her parents could help with child care while she works.
    她工作时父母可以帮忙照看孩子。
17. The two ministers have yet to meet, but may do so while in New York
    两位部长尚未会面，但可能会在纽约碰头。
18. Never apply water to a burn from an electric shock while the casualty is still in contact with the electric current.
    当被电击者还连着电时，千万不要把水弄到电击伤口上。
19. Marianne was tempted to turn the large rooms into traditional French-style salons, while Howard was in favour of a typically English look
    玛丽安娜想把这些大房间弄成传统法式客厅的样子，但是霍华德喜欢典型的英式风格。
20. While the numbers of such developments are relatively small, the potential market is large
    尽管这种增长的数量相对较小，但是潜在的市场是巨大的。
21. While the modelling business is by no means easy to get into, the good model, male or female, will always be in demand
    尽管模特行业绝不是那么容易进入的，但是好的模特，不论男女，总是需要的。
22. While the news, so far, has been good, there may be days ahead when it is bad.
    尽管到现在为止还都是好消息，但是可能过不了几天就会有坏消息传来。
23. He was married a little while ago
    他不久前刚刚结婚。
24. Working at low intensity means that you can continue to perform the activity for a long while.
    低强度意味着你可以持续长时间从事这一活动。
25. All the while the people at the next table watched me eat.
    我吃东西的时候邻桌的人一直在看我。
26. We are off for a while.
    我们要离开一会儿。
27. I stayed for a short while.
    我待了短短一会儿。
28. I listened for quite a while, but heard nothing.
    我听了好一会儿，可什么也没听见。
29. I looked a bit stiff while they were so lively.
    他们都那样活泼，显得我太板了。

  when as while【导航词义：当…时】

  when conj. 在…时，当…时

〔辨析〕所引导的状语从句中，谓语可以是延续性动词，也可以是瞬时动词，其动作既可以和主句的动作同时发生，也可以在主句的动作之前或之后发生。

  as conj. 当…时，（正当）…的时候

〔辨析〕引导状语从句时，侧重指从句中的动作与主句中的动作同时发生或同时进行，一般持续时间不长，其谓语可以是延续性动词，也可以是瞬时动词。

  while conj. 当…时，在…期间

〔辨析〕指在某事发生之际或发生的过程中，另一事又发生。所引导的状语从句中，谓语应为延续性动词，而不用瞬时动词，强调其动作与主句中的动作同时发生，但持续时间一般较长；有时也可指主句的动作在从句的动作过程中发生。

while sth↔away

1. 逍遥自在地度过，消磨（时间）
   to spend time in a pleasant lazy way
   1. We must have been burgled while we were asleep.
      我们睡着时一定让贼入室偷了。
   2. Her parents died while she was still at school.
      她还在读书时父母就去世了。
   3. While I was waiting at the bus stop, three buses went by in the opposite direction.
      我在公共汽车站等车时，对向驶过了三辆公共汽车。

conj.

while you're/I'm etc. at it

• 趁做某事的时候；顺便；顺带
  used to suggest that sb could do sth while they are doing sth else
  1. ‘I'm just going to buy some postcards.’ ‘Can you get me some stamps while you're at it?’
     “我正想去买明信片。”“你能顺便给我买些邮票吗？”

n.

(every) once in a while

• 偶尔地；间或
  occasionally

worth sb's while

• 对…有好处（或用处）；值得
  interesting or useful for sb to do
  1. It will be worth your while to come to the meeting.
     你来参加会议对你会大有好处。
  2. He'll do the job if you make it worth his while (= pay him well) .
     你要是给他的报酬丰厚，他会做这份工作的。

noun

1. a period of indeterminate length (usually short) marked by some action or condition
   1. he was here for a little while
   2. I need to rest for a piece
   3. a spell of good weather
   4. a patch of bad weather

   Synonym:    piecespellpatch