[N-COUNT 可数名词]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。
Mr Davis has been asked on a number of occasions.
戴维斯先生曾多次被问及。
2
[N-COUNT 可数名词]重大活动；仪式；庆典 An occasion is an important event, ceremony, or celebration.
[usu supp N]
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。
It will be a unique family occasion.
这将是一次特别的家庭聚会。
3
[N-COUNT 可数名词]机会；时机 An occasion for doing something is an opportunity for doing it.
[N for n/-ing]
[FORMAL 正式]
It is an occasion for all the family to celebrate...
这是个值得举家庆祝的时刻。
It is always an important occasion for setting out government policy.
这历来都是阐明政府政策的重要时机。
4
[VERB 动词]导致；引起；使发生 To occasion something means to cause it.
[V n]
[FORMAL 正式]
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。
5
See also:
sense of occasion
；
6
[PHRASE 短语]有必要（做）；需要（做） If you have occasion to do something, it is necessary for you to do it.
[V inflects]
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。
7
[PHRASE 短语]偶尔；间或；有时 If something happens on occasion, it happens sometimes, but not very often.
[N inflects]
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。
He translated not only from the French but also, on occasion, from the Polish.
他不仅做法文翻译，有时也做些波兰语翻译。
8
[PHRASE 短语]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.
[V inflects]
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。
Oxford
oc·ca·sion★/əˈkeɪʒn; NAmEəˈkeɪʒn/
noun
,
verb
occasionoccasionsoccasionedoccasioningnoun★1★[countable ]a particular time when sth happens 某次；…的时候◆on this/that occasion这╱那次◆I've met him on several occasions.我曾几次见过他。◆I can remember very few occasions whenhe 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。2★[countable ]a special event, ceremony or celebration 特别的事情（或仪式、庆典）◆a great/memorable/happy occasion盛大的╱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. 他们举办了露天音乐会来庆祝。◆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 ofhis retirement. 他在退休仪式上获赠这块手表。3★[singular ]occasion(for sth/doing sth) a suitable time for sth 适当的机会；时机◆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。4[uncountable , singular ]( formal) a reason or cause 理由；原因occasion(to do sth) ◆I've had no occasion to visit him recently.我最近无缘去拜访他。occasion(of/for sth) ◆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。IDIOM★on ocˈcasion(s)sometimes but not often 偶尔；偶然；有时◆He has been known on occasion to lose his temper.大家都知道他有时会发脾气。☞more at
sense
n.verb( formal) to cause sth 使发生；造成；导致occasionsth ◆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。occasionsb sth ◆The decision occasioned us much anxiety.这个决定让我们忧虑不堪。oc·ca·sion/əˈkeɪʒn; NAmEəˈkeɪʒn/
LDC
occasion1 noun
occasion2 verb
occasionoc‧ca‧sion1 /əˈkeɪʒən/ ●●●S1W2 noun
Entry menu
Word Origin
Examples
Thesaurus
Collocations
Phrases
Word family
1timea)[countable] a time when something happenson ... occasions I’ve seen Jana with them on several occasions. On this occasion we were sitting in a park in Madrid. She had met Zahid on two separate occasions.b)[singular] a suitable or favourable timeoccasion for This was the occasion for expressions of friendship by the two presidents. ► Do not use occasion to mean ‘a time when it is possible for you to do what you want to do’. Use opportunity or chance: Do not waste this opportunity (NOT this occasion).► see thesaurus at
time
2special event [countable] an important social event or ceremony: I’m saving this bottle of champagne for a special occasion.► see thesaurus at
event
3cause/reason [uncountable] formal a cause or reason: His remark was the occasion of a bitter quarrel. I had occasion to call on him last year.4if (the) occasion arises formal if a particular action ever becomes necessary: If ever the occasion arises when I want advice, you’re the first person I’ll come to.5on occasion sometimes but not often: On occasion, prisoners were allowed visits from their families.6on the occasion of something formal at the time of an important event: on the occasion of his second wedding → rise to the occasion
at rise1(9)
COLLOCATIONS– Meaning 1adjectivesseveral occasions· He has helped me on several occasions.many occasions· I have seen him drunk on many occasions.numerous occasions· She has been late on numerous occasions.two/three etc occasions· He was given a red card on two occasions this season.a rare occasion (=used when something does not happen often)· Only on rare occasions did she ever receive a letter.a particular occasion· On that particular occasion, he greeted me by kissing my hand.a previous occasion· He insisted then, as on every previous occasion, that he was innocent.a separate occasion· I had heard this story on at least four separate occasions.a different occasion· The same person can react differently on different occasions.such occasions (=an occasion like the one mentioned or described)· He had a box of toys by his desk for such occasions.phrasesa number of occasions· The crowd interrupted her speech on a number of occasions.more than one occasion (=more than once)· She stayed out all night on more than one occasion.at least one occasion (=once, and probably more than once)· On at least one occasion he was arrested for robbery.COLLOCATIONS– Meaning 2adjectivesa special occasion· She used her best china on special occasions.a big/great/splendid occasion· The big occasion for country people was the Agricultural Fair.a formal occasion· He wore the suit on formal occasions.a social occasion· I prefer not to discuss business at social occasions.a ceremonial occasion (=a very formal official occasion)· The gowns are worn only on ceremonial occasions.a happy/joyful occasion· The wedding had been a joyful occasion.a sad/solemn occasion· He did not want his funeral to be a sad and solemn occasion, but a celebration of his life.a festive occasion (=when you celebrate something)· The Great Hall had been prepared for the festive occasion.a historic occasion (=important as part of history)· This is truly a historic occasion.verbscelebrate an occasion· To celebrate the occasion, a small party was held at his home.mark an occasion (=do something special to celebrate an event)· The bells were rung to mark the occasion.suit the occasion· The table was decorated to suit the occasion.phrasesa sense of occasion (=a feeling that an event is very special or important)· The music gave the event a real sense of occasion.enter into the spirit of the occasion (=join in a social occasion in an eager way)· People entered into the spirit of the occasion by enjoying a picnic before the outdoor concert.
occasion1 noun
occasion2 verb
occasionoccasion2 verb [transitive] formal
Verb Table
Examples
Collocations
Phrases
to cause something: She had a long career break occasioned by her husband’s job being moved to Paris.occasion somebody something Your behaviour has occasioned us a great deal of anxiety.