occasion
- n.场合;…的时候;时机;理由;适当的机会;某次;特别的事情(或仪式、庆典)
- vt.使发生;造成;导致
复数： occasions 过去式： occasioned 现在分词： occasioning 过去分词： occasioned 第三人称单数： occasions
oc- 表强调 + cas 降落 + -ion 行为,状态
occasionnoun
某次；…的时候
a particular time when sth happens
on this/that occasion
这 / 那次
I've met him on several occasions.
我曾见过他几次。
I can remember very few occasions when he had to cancel because of ill health.
我记得他因为健康不佳而被迫取消的情况绝无仅有。
They have been seen together on two separate occasions .
他们有两次被人看见在一起。
On one occasion, she called me in the middle of the night.
有一次她深更半夜打电话给我。
He used the occasion to announce further tax cuts.
他利用这个机会宣布再次减税。
特别的事情（或仪式、庆典）
a special event, ceremony or celebration
a great/memorable/happy occasion
伟大的 / 难忘的 / 欢乐的庆典
Turn every meal into a special occasion .
要把每一顿饭都弄得特别一些。
They marked the occasion (= celebrated it) with an open-air concert.
他们举办露天音乐会来庆祝这个特别的时刻。
Their wedding turned out to be quite an occasion.
他们的婚礼办得相当隆重。
He was presented with the watch on the occasion of his retirement.
他在退休时获赠这块手表。
适当的机会；时机
a suitable time for sth
It should have been an occasion for rejoicing, but she could not feel any real joy.
原本应该是高兴的时刻，她却丝毫未感到快乐。
I'll speak to him about it if the occasion arises (= if I get a chance).
有机会的话，我要跟他谈谈这件事。
理由；原因
a reason or cause
I've had no occasion to visit him recently.
我最近无缘去拜访他。
Her death was the occasion of mass riots.
她的逝世引发了大规模的骚乱。
I'm willing to go to court over this if the occasion arises (= if it becomes necessary) .
如果必要的话，我愿意就此出庭。
sometimes but not often
大家都知道他有时会发脾气。
He has been known on occasion to lose his temper.
a feeling or understanding that an event is important or special
桌上点了一些蜡烛，使得那个晚上有一种特别的气氛。
Candles on the table gave the evening a sense of occasion.
verb
formal使发生；造成；导致
to cause sth
The flight delay was occasioned by the need for a further security check.
这次航班的延误是由于必须做进一步的安全检查。
The decision occasioned us much anxiety.
这个决定让我们忧虑不堪。
occasion
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1
N-COUNT 时刻；时候；时节；场合
An occasion is a time when something happens, or a case of it happening.I often think fondly of an occasion some years ago at Covent Garden...
我时常愉快地回想起几年前在科文特花园的一个时刻。
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2
N-COUNT 重大活动；仪式；庆典
An occasion is an important event, ceremony, or celebration.Taking her with me on official occasions has been a challenge...
带着她出席正式场合对我来说一直是个挑战。
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3
N-COUNT 机会；时机
An occasion for doing something is an opportunity for doing it.It is an occasion for all the family to celebrate...
这是个值得举家庆祝的时刻。
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4
VERB 导致；引起；使发生
To occasion something means to cause it.He argued that the release of hostages should not occasion a change in policy.
他认为释放人质不应造成政策的改变。
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5
See also:sense of occasion -
6
PHRASE 有必要（做）；需要（做）
If you have occasion to do something, it is necessary for you to do it.We have had occasion to deal with members of the group on a variety of charges.
我们有必要以多项罪名起诉该组织的成员。
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7
PHRASE 偶尔；间或；有时
If something happens on occasion, it happens sometimes, but not very often.He treated them seriously and, on occasion, entertained them hilariously...
他对待他们严肃认真，偶尔又逗得他们捧腹不已。
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8
PHRASE 成功应付困难局面；关键时刻发挥作用
If you say that someone rose to the occasion, you mean that they did what was necessary to successfully overcome a difficult situation.Inverness, however, rose to the occasion in the second half, producing some of the best football they have played for some time.
然而，因弗内斯队在下半场经受住了考验，踢出了很长一段时间以来的最佳水平。
noun
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1
- an event that occurs at a critical time
- at such junctures he always had an impulse to leave
- it was needed only on special occasions
- Synonym: juncture
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2
- a vaguely specified social event
- the party was quite an affair
- an occasion arranged to honor the president
- a seemingly endless round of social functions
- Synonym: affair social occasion function social function
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3
- reason
- there was no occasion for complaint
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4
- an opportunity to do something
- there was never an occasion for her to demonstrate her skill
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5
- the time of a particular event
- on the occasion of his 60th birthday
verb
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1
- give occasion to
数据来源：WordNet
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Foreign visitors help to give a truly international flavour to the occasion .
外国客人使这个场合显出一种真正国际性的气氛。
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They were unsuitably dressed for the occasion .
他们的穿着在那种场合很不得体。
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They have been seen together on two separate occasions .
他们有两次被人看见在一起。
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On one occasion , she called me in the middle of the night .
有一次她深更半夜打电话给我。
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Today is a historic occasion for our country .
今天是我国具有历史意义的日子。
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He used the occasion to announce further tax cuts .
他利用这个机会宣布再次减税。
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They issued a special set of stamps to mark the occasion .
他们特别发行了一套纪念邮票。
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I 've had no occasion to visit him recently .
我最近无缘去拜访他。
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Their wedding turned out to be quite an occasion .
他们的婚礼办得相当隆重。
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Candles on the table gave the evening a sense of occasion .
桌上点了一些蜡烛，使得那个晚上有一种特别的气氛。
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He tends to get emotional on these occasions .
他在这些场合往往容易动感情。
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The flight delay was occasioned by the need for a further security check .
这次航班的延误是由于必须做进一步的安全检查。
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I 've met him on several occasions .
我曾见过他几次。
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State occasions always centred around the king .
国家庆典总是以国王为中心。
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It happened on three separate occasions .
这事在三个不同的场合发生过。
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The prosecution stated that intercourse had occurred on several occasions .
控诉方称发生过数次性交。
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He was presented with the watch on the occasion of his retirement .
他在退休时获赠这块手表。
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The decision occasioned us much anxiety .
这个决定让我们忧虑不堪。
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I 'm willing to go to court over this if the occasion arises .
如果必要的话，我愿意就此出庭。
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He has been late on numerous occasions .
他已经迟到过无数次了。
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The presence of the prince added lustre to the occasion .
王子的出现给那场面增添了光彩。
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Her death was the occasion of mass riots .
她的逝世引发了大规模的骚乱。
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On the rare occasions when they met he hardly even dared speak to her .
彼此难得相见，他还几乎不敢跟她说话。
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Her presence lent the occasion a certain dignity .
她的出席使那场面增添了几分光彩。
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It would be impracticable for each member to be consulted on every occasion .
不可能每一次都征求每个成员的意见。
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I can remember very few occasions when he had to cancel because of ill health .
我记得他因为健康不佳而被迫取消的情况绝无仅有。
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The wedding was a very grand occasion .
婚礼场面非常隆重。
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It should have been an occasion for rejoicing , but she could not feel any real joy .
原本应该是高兴的时刻，她却丝毫未感到快乐。
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The wedding was an occasion of great festivity .
这个婚礼是喜庆盛事。
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The colourful flags added to the gaiety of the occasion .
彩旗增添了盛会的欢乐气氛。
指能够做某事或容易做成某事的机会，作此义解时常可与 chance 换用；也可指得到工作或提升的机会。
They had no opportunity/chance to escape.
他们没有逃跑的机会。
He has got the opportunity/chance to visit Paris.
他获得了访问巴黎的机会。
There were more opportunities for graduates last year.
对去年的毕业生而言，就业机会要多一些。
指做想做之事的适当时机，侧重指偶然或意外的机会。
It was his only chance of escape.
这是他唯一的逃脱机会。
I never miss a chance to play football.
我从不错过任何踢足球的机会。
He will be a candidate in next week's election, and this is his big chance.
他将是下周竞选的候选人，这是他成功的大好机会。
指合适的机会或有利的时机，通常用单数，常后接介词 for。
This is an occasion for the whole country to celebrate.
这是个举国欢庆的时刻。
It was the occasion for expressing friendship by the two presidents.
这是两位总统表达友谊的时机。
指能够用来做某事的一段时间，多用于口语。
Now is the right time for us to move to New York.
现在正是我们搬到纽约去的好时机。
I'll visit her if I have time.
如果有时间我会去拜访她。
This is no time to switch jobs.
现在不是换工作的时候。
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