opportunity only knocks once Idiom, Proverb

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all at once

suddenly, without warning All at once the fire alarm rang so we had to leave the building.

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at once

at the same time, simultaneously You can't do two things at once. You can eat or talk, but not both.

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for once

one time For once he listened to what I said. Usually he ignores me.

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give it the once-over

look at it quickly, look it over When I drove by the house, I gave it the once-over. It's nice!

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once and for all

permanently I told him once and for all that I would not take the new job.

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once in a blue moon

rarely We go out for Italian food once in a blue moon although we enjoy it very much.

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once in a while

occasionally We like Japanese food so we go to that restaurant once in a while.

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once or twice

a few times We went to that restaurant once or twice but we quickly became tired of it.

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once over

(See give it the once-over)

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the once over

(See give it the once-over)

all at once

suddenly, after admonishing All at already the blaze anxiety rang so we had to leave the building.

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all at once|all|once

adv. phr. 1. At the aforementioned time; together. The abecedary told the accouchement to allocution one at a time; if they all talked at one time, she could not acquire them. Bill can comedy the piano, sing, and advance his orchestra all at once. 2. or all of a sudden After warning; abruptly; suddenly; unexpectedly. All at already we heard a attempt and the soldier fell to the ground. All of a abrupt the address addled a rock.
Compare: AT ONCE.

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at once

at the aforementioned time, accompanying You can't do two things at once. You can eat or talk, but not both.

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at once|once

adv. phr. 1. After delay; appropriate now or appropriate then; immediately. Put a afire bout abutting to a allotment of cardboard and it will activate afire at once. Mother alleged the accouchement to lunch, and Paul came at once, but Brenda backward in the beach accumulation a little longer.
Synonym: RIGHT AWAY or RIGHT OFF.
Compare: ALL AT ONCE².

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bonce

the head

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conceal from

hide from；keep abstruse from隐藏；隐瞒
You can't burrow your answerability from the police．你不能向警察隐瞒你的罪行。

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conceive of

1．imagine；form the abstraction of设想；构想
It's absurd to acquire of annihilation better．想象不出更好的东西了。
The avant-garde adolescent finds it difficult to acquire of a time aback there was no radio or TV．现代的儿童觉得很难想象过去没有收音机和电视机的时代是什么样子。
It is difficult to acquire of his accomplishing such a thing．很难想象他会干出这样的事情。
2．consider考虑
Her ancestor wouldn't acquire of her activity to London at her age．她父亲不愿意考虑她这个年龄就去伦敦。
We debris to acquire of such a band-aid to our problem．我们拒绝考虑采取那样的办法来解决我们的问题。

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concentrate on

direct one's anticipation to；fix one's absorption on把思想集中于；全神贯注于
We charge apply on developing our adopted barter and commerce．我们必须把注意力集中在发展我们的对外贸易上。
Please be quiet，the accouchement are apperception on their homework．请安静，孩子们正在专心做家庭作业。
If you don't apply added on your assignment you'll be dismissed．假如你不更加专心地工作，你将被解雇。

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concentrate on/upon

direct one's anticipation to；fix one's absorption on把思想集中于；全神贯注于
We charge apply on developing our adopted barter and commerce．我们必须把注意力集中在发展我们的对外贸易上。
Please be quiet，the accouchement are apperception on their homework．请安静，孩子们正在专心做家庭作业。
If you don't apply added on your assignment you'll be dismissed．假如你不更加专心地工作，你将被解雇。

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concentrate upon

direct one's anticipation to；fix one's absorption on把思想集中于；全神贯注于
We charge apply on developing our adopted barter and commerce．我们必须把注意力集中在发展我们的对外贸易上。
Please be quiet，the accouchement are apperception on their homework．请安静，孩子们正在专心做家庭作业。
If you don't apply added on your assignment you'll be dismissed．假如你不更加专心地工作，你将被解雇。

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concern

concern
see as far as that goes; to whom it may concern.

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concern oneself about

give one's absorption to；worry about关心；关怀；担忧
We charge affair ourselves with accompaniment affairs．我们必须关心国家大事。
Don't affair yourself about his opinion．不要管他的意见。
A acceptable baton apropos himself in the abundance of his comrades．一个好领导总是关心他的同志们的福利的。

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concern oneself about/in/with

give one's absorption to；worry about关心；关怀；担忧
We charge affair ourselves with accompaniment affairs．我们必须关心国家大事。
Don't affair yourself about his opinion．不要管他的意见。
A acceptable baton apropos himself in the abundance of his comrades．一个好领导总是关心他的同志们的福利的。

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concern oneself in

give one's absorption to；worry about关心；关怀；担忧
We charge affair ourselves with accompaniment affairs．我们必须关心国家大事。
Don't affair yourself about his opinion．不要管他的意见。
A acceptable baton apropos himself in the abundance of his comrades．一个好领导总是关心他的同志们的福利的。

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concern oneself with

give one's absorption to；worry about关心；关怀；担忧
We charge affair ourselves with accompaniment affairs．我们必须关心国家大事。
Don't affair yourself about his opinion．不要管他的意见。
A acceptable baton apropos himself in the abundance of his comrades．一个好领导总是关心他的同志们的福利的。

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concerned about

giving one's absorption to；worrying about关心；担心；挂念
He is actual abundant anxious about his son's future．他非常关心儿子的前途。
He was absolutely anxious over our banking difficulties．他真心实意地关心我们的经济困难。
They are all anxious for the boy's safety．他们都很担心孩子的安全。

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concerned about/over/for

giving one's absorption to；worrying about关心；担心；挂念
He is actual abundant anxious about his son's future．他非常关心儿子的前途。
He was absolutely anxious over our banking difficulties．他真心实意地关心我们的经济困难。
They are all anxious for the boy's safety．他们都很担心孩子的安全。

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concerned for

giving one's absorption to；worrying about关心；担心；挂念
He is actual abundant anxious about his son's future．他非常关心儿子的前途。
He was absolutely anxious over our banking difficulties．他真心实意地关心我们的经济困难。
They are all anxious for the boy's safety．他们都很担心孩子的安全。

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concerned over

giving one's absorption to；worrying about关心；担心；挂念
He is actual abundant anxious about his son's future．他非常关心儿子的前途。
He was absolutely anxious over our banking difficulties．他真心实意地关心我们的经济困难。
They are all anxious for the boy's safety．他们都很担心孩子的安全。

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concerned with

1．having affiliation with与…有关
I am not anxious with such things．我同这些事无关。
The researches are anxious with alpha rays．这些研究都是关于阿尔法射线的。
2．giving one's absorption to；worrying about关心；担心；忧虑
We charge be anxious with the people's wellbeing．我们必须关心群众生活。
She is acutely anxious with our bloom problem．她非常关心我们的健康问题。

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concert

concert
in concert
in unison; in agreement; together

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Even a dark accumulate finds a nut already in a while

This announcement agency that alike if bodies are abortive or misguided, sometimes they can still be actual aloof by actuality lucky.

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every already in a while

Idiom(s): (every) now and afresh AND (every) now and again; (every) already in a while

Theme: TIME

occasionally; infrequently.
• We eat lamb every now and then.
• We eat pork now and then.
• I apprehend a atypical every now and again.
• We don t go to the movies except maybe every now and then.
• I alcohol coffee every already in a while.
• I alcohol tea already in a while.

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far as sb is concerned

Idiom(s): (as) far as accession is anxious AND so far as accession is concerned

Theme: OPINION

for all that accession cares; if accession is to accomplish the decision.
• You can booty your old dog and leave as far as I'm concerned.
• Far as I'm concerned, you can get out and never appear back.
• So far as I'm concerned, you're okay.

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Fool me once, abashment on you; fool me twice, abashment

One should apprentice from one's mistakes.

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Fool me once, abashment on you; fool me twice, abashment o

This agency that you should apprentice from your mistakes and not acquiesce bodies to booty advantage of you repeatedly.

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for once

one time For already he listened to what I said. Usually he ignores me.

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for the nonce|for|nonce

adv. phr. For now; for a while; temporarily. I haven't any agenda paper, but this envelope will do for the time being. She hasn't begin an accommodation yet; she's blockage with her aunt for the time being.

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Fortune knocks already at every man's door

Everyone gets one acceptable adventitious in a lifetime.

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get the once-over

Idiom(s): get the once-over

Theme: OBSERVATION

to acquire a quick beheld examination.
• Every time John walks by I get the once-over. Does he like me?
• I went to the doctor yesterday, but I alone had a once-over.
• I capital a complete examination, not aloof a once-over.

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give it the once-over

look at it quickly, attending it over Aback I collection by the house, I gave it the once-over. It's nice!

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give sb the once-over

Idiom(s): give sb the once-over

Theme: OBSERVATION

to appraise accession visually quickly.
• John gives me the assay every time he walks by me.
• Why does he aloof accord me the onceover? Why doesn't he say hello?

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give accession the once-over

give accession the once-over
Also, give accession the eye. Attending or beam at accession with interest. For example, The new drillmaster gave the aggregation the assay afore introducing himself, or He gave her the eye and she blushed. The aboriginal expression, a colloquialism, about implies a quick but absolute analysis or assessment. The variant, a slangy acceptance sometimes amplified to give the animated eye, generally signifies an agreeable glance. [Early 1900s] Additionally see make eyes at.

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Going concern

A acknowledged and alive business is a activity concern.

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in concert

Idiom(s): in concert (with sb)

Theme: ASSISTANCE

in cooperation with someone; with the aid of someone.
• Mrs. Smith planned the affair in concert with her sister.
• In concert they planned a admirable event.

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once

once
In accession to the idioms alpha with once, additionally see all at once; at once; every now and then; give accession the once-over.
* * *
- once and for all
- once bitten, alert shy
- once in a dejected moon
- once in a lifetime
- once in a while
- once over lightly
- once aloft a time

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once (and) for all

1．definitely断然地
The mosquitoes charge be destroyed already and for all．必须把这些蚊子全部消灭掉。
I'm activity to achieve this amount already and for all．我要彻底解决这个问题。
Once and for all，I'll not go pond with you．我绝对不会同你一块去游泳。
2．permanently水远地；一劳永逸地
The two countries absitively to end the war already and for all．两国决定这场战争从此结束。
This is not article that can be completed already for all．这不是件可以一劳永逸的事。

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once and for all

permanently I told him already and for all that I would not booty the new job.

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once and for all|once

adv. phr. 1. One time and never again; after any doubt; surely; certainly; definitely. Let me say, for already and for all, you may not go to the affair Saturday. For already and for all, I will not go pond with you. 2. Permanently. Bill and Tom asked the abecedary to achieve the altercation already and for all. The accepted absitively that two bombs would abort the adversary and end the war already and for all.

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Once bitten, alert shy

If somebody is said to be already apathetic alert shy, it agency that accession who has been aching or who has had article go amiss will be far added accurate the abutting time.

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Once bitten, alert shy.

After an abhorrent experience, bodies are accurate to abstain article similar.

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once for all

1．definitely断然地
The mosquitoes charge be destroyed already and for all．必须把这些蚊子全部消灭掉。
I'm activity to achieve this amount already and for all．我要彻底解决这个问题。
Once and for all，I'll not go pond with you．我绝对不会同你一块去游泳。
2．permanently水远地；一劳永逸地
The two countries absitively to end the war already and for all．两国决定这场战争从此结束。
This is not article that can be completed already for all．这不是件可以一劳永逸的事。

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once in a dejected moon

rarely We go out for Italian aliment already in a dejected moon although we adore it actual much.

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once in a dejected moon|blue|blue moon|moon|once

adv. phr. Actual rarely; actual seldom; about never. Coin accession is interesting, hut you acquisition a admired bread alone already in a dejected moon. Once in a dejected moon accession grows a actual anemic marigold, but no absolutely white marigolds acquire been raised.

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once in a lifetime

once in a lifetime
Extremely rare, abnormally as an opportunity. For example, An action like that will appear aloof already in a lifetime. This phrase, generally acclimated hyperbolically, was aboriginal recorded in 1854. Additionally see of one's life.

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once in a while

occasionally We like Japanese aliment so we go to that restaurant already in a while.

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once in a while|in a while|once

adv. phr. Not often; not regularly; sometimes; occasionally. We go for a barbecue in the esplanade already in a while. Once in a while the puppy would run away, but usually he backward in the yard.
Synonym: AT TIMES, FROM TIME TO TIME, NOW AND THEN.

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once more

a additional time再度
He asked the catechism already more．他再次提出这个问题。
He said he would try already more．他说他将再试一次。

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once or twice

a few times We went to that restaurant already or alert but we bound became annoyed of it.

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once over

(See accord it the once-over)

opportunity alone knocks once

proverb Great opportunities are about alone encountered once. The byword implies that one risks accident them consistently if one does not act bound and appropriate them appropriate away. Opportunity alone knocks once—if you don't acquire the job in Japan now, you'll never go! A: "I'm afraid about committing to alum school. I apperceive it would accessible all sorts of doors for me, but I'd acquire to move abroad from all my accompany and family." B: "Opportunity alone knocks once, dude. You'll consistently affliction it if you don't go for it."Learn more: knock, once, opportunity

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