英语词汇“once”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

onceadverb

uk/wʌns/us/wʌns/

once adverb (ONE TIME)

A2 one single time:

I went sailing once, but I didn't like it.

We have lunch together once a month.

at once

C1 at the same time:

They all started talking at once.

for once

B2 used when something happens that does not usually happen:

For once, the bus came on time.

just this once

used to say that you will only do or request something on this particular occasion:

All right, I'll lend you the money - just this once.

once again also once more

B1 again, as has happened before:

Once again, racist attacks are increasing across Europe.

once more

B1 one more time:

I'd like to visit the campus once more before we leave.

again, as has happened before:

When my father came home, everything felt right once more.

once or twice

a few times:

I've seen him once or twice in town.

(every) once in a while

B2 sometimes but not often:

We meet for lunch once in a while.

once and for all

C2 completely and in a way that will finally solve a problem:

Our intention is to destroy their offensive capability once and for all.

once in a lifetime

only likely to happen once in a person's life:

An opportunity as good as this arises once in a lifetime.

See also

once-in-a-lifetime

the once

UK on a single occasion:

I've only played rugby the once, and I never want to play it again.

More examples

I go to aerobics once a week.
I did meet him once and it was an experience I shall never forget.
The baby only feeds once a night at the moment, thank goodness.
If I look flustered it's because I'm trying to do so many things at once.
She's decided to write her memoirs to set the record straight once and for all.

Thesaurus: synonyms and related words

Rarely & infrequently

(every) now and then/again idiom
blue
ever and anon
every
few
fit
in/by fits and starts idiom
infrequent
occasion
occasional
occasionally
odd
odd jobs
once in a blue moon idiom
one-shot
rarely
seldom
ship
sometimes
stop-and-go

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You can also find related words, phrases, and synonyms in the topics:

Simultaneous and consecutive

Points in time

Continually & repeatedly

Complete and whole

Unique and unusual

once adverb (PAST)

B1 in the past, but not now:

This house once belonged to my grandfather.

Computers are much cheaper nowadays than they once were.

Once-thriving villages stand deserted and in ruins.

More examples

Turkey was once an important colonial power.
England was once a densely wooded country.
Cancer sufferers no longer face certain death as they once did.
Shops of this type, once rare, are now numerous.
An article on this topic would once have been considered off limits.

Thesaurus: synonyms and related words

In the past

ago
any more idiom
anymore
back in the day idiom
before
clock
dot
late
memory
more
no longer idiom
of late idiom
of old idiom
old
past
the status quo ante
the week/month/year before last idiom
the year dot idiom
use
used

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Idiom(s)

once upon a time

onceconjunction

uk/wʌns/us/wʌns/

B2 as soon as, or from the moment when:

Once I've found somewhere to live I'll send you my address.

Remember that you won't be able to cancel the contract once you've signed.

at once

B1 immediately:

I knew at once that I'd like it here.

More examples

Decoding the paintings is not difficult once you know what the component parts symbolize.
You'll feel better once you've got some hot soup down you.
We can't afford to make any false moves once we're in enemy territory.
Fourteen miles is further than you'd think once you start to run it.
My new hiking boots will be great once I've broken them in.

Thesaurus: synonyms and related words

Simultaneous and consecutive

accompany
all the while idiom
along
along the way idiom
alternate
go
in rotation idiom
in tandem idiom
in the process idiom
live
no sooner ... than idiom
one after another idiom
over
synchronous
tandem
the minute (that) idiom
through
throughout
together
under

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You can also find related words, phrases, and synonyms in the topics:

Immediately

Idiom(s)

all at once

once bitten, twice shy

单词	once
释义	Contents adverb (2) once (ONE TIME) once (PAST) conjunction (1) once (1) Contents adverb (2) once (AT ONE TIME) once (IN THE PAST) conjunction (1) once (AS SOON AS) English American onceadverb uk/wʌns/us/wʌns/ once adverb (ONE TIME) A2 one single time: I went sailing once, but I didn't like it. We have lunch together once a month. at once C1 at the same time: They all started talking at once. for once B2 used when something happens that does not usually happen: For once, the bus came on time. just this once used to say that you will only do or request something on this particular occasion: All right, I'll lend you the money - just this once. once again also once more B1 again, as has happened before: Once again, racist attacks are increasing across Europe. once more B1 one more time: I'd like to visit the campus once more before we leave. again, as has happened before: When my father came home, everything felt right once more. once or twice a few times: I've seen him once or twice in town. (every) once in a while B2 sometimes but not often: We meet for lunch once in a while. once and for all C2 completely and in a way that will finally solve a problem: Our intention is to destroy their offensive capability once and for all. once in a lifetime only likely to happen once in a person's life: An opportunity as good as this arises once in a lifetime. See also once-in-a-lifetime the once UK on a single occasion: I've only played rugby the once, and I never want to play it again. More examples I go to aerobics once a week. I did meet him once and it was an experience I shall never forget. The baby only feeds once a night at the moment, thank goodness. If I look flustered it's because I'm trying to do so many things at once. She's decided to write her memoirs to set the record straight once and for all. Thesaurus: synonyms and related words Rarely & infrequently (every) now and then/again idiom blue ever and anon every few fit in/by fits and starts idiom infrequent occasion occasional occasionally odd odd jobs once in a blue moon idiom one-shot rarely seldom ship sometimes stop-and-go See more results » You can also find related words, phrases, and synonyms in the topics: Simultaneous and consecutive Points in time Continually & repeatedly Complete and whole Unique and unusual once adverb (PAST) B1 in the past, but not now: This house once belonged to my grandfather. Computers are much cheaper nowadays than they once were. Once-thriving villages stand deserted and in ruins. More examples Turkey was once an important colonial power. England was once a densely wooded country. Cancer sufferers no longer face certain death as they once did. Shops of this type, once rare, are now numerous. An article on this topic would once have been considered off limits. Thesaurus: synonyms and related words In the past ago any more idiom anymore back in the day idiom before clock dot late memory more no longer idiom of late idiom of old idiom old past the status quo ante the week/month/year before last idiom the year dot idiom use used See more results » Idiom(s) once upon a time onceconjunction uk/wʌns/us/wʌns/ B2 as soon as, or from the moment when: Once I've found somewhere to live I'll send you my address. Remember that you won't be able to cancel the contract once you've signed. at once B1 immediately: I knew at once that I'd like it here. More examples Decoding the paintings is not difficult once you know what the component parts symbolize. You'll feel better once you've got some hot soup down you. We can't afford to make any false moves once we're in enemy territory. Fourteen miles is further than you'd think once you start to run it. My new hiking boots will be great once I've broken them in. Thesaurus: synonyms and related words Simultaneous and consecutive accompany all the while idiom along along the way idiom alternate go in rotation idiom in tandem idiom in the process idiom live no sooner ... than idiom one after another idiom over synchronous tandem the minute (that) idiom through throughout together under See more results » You can also find related words, phrases, and synonyms in the topics: Immediately Idiom(s) all at once once bitten, twice shy onceadverb [ not gradable ] us/wʌns/ once adverb [ not gradable ] (AT ONE TIME) on or at a single time: I went to Disney World once. The book club meets once a month. Going to the Olympics is a once-in-a-lifetime opportunity (= a rare and valuable one). once adverb [ not gradable ] (IN THE PAST) in the past, but not now: I lived in Milwaukee once. Computers are much cheaper now than they once were. Idiom(s) at once once and for all once in a blue moon (every) once in a while once more onceconjunction us/wʌns/ once conjunction (AS SOON AS) as soon as, or when: Once you’ve tried their ice cream, you’ll be back for more.
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onceadverb

once adverb (ONE TIME)

once adverb (PAST)

Idiom(s)

onceconjunction

Idiom(s)

onceadverb [ not gradable ]

once adverb [ not gradable ] (AT ONE TIME)

once adverb [ not gradable ] (IN THE PAST)

Idiom(s)

onceconjunction

once conjunction (AS SOON AS)