have long known vs have known for a long time

Both phrases are correct and commonly used in English. They convey the same meaning of knowing something for an extended period. The choice between them depends on personal preference or the context in which they are used.

Last updated: April 07, 2024 • 529 views

This phrase is correct and commonly used in English.

"have long known"

This phrase is used to indicate that someone has been aware of something for a considerable amount of time.

Examples:

I have long known that he was not telling the truth.
She has long known about the company's financial troubles.

Show examples from the web [+]

The founders of Eurocosm have long known about these opportunities.
Researchers have long known that astrocytes express water channels called aquaporins.
Data protection is a source of constant misunderstanding; we have long known that.
Scientists and doctors have long known that many hormones are affected by sleep.
Spies have long known it's a good idea to bring along a fast-acting drug when you're targeting someone for extraction.
The Asgardians have long known how easy it is... Traveling through the portals of this part of Midgard.
We have long known there is more than just this world.
Nothing completely new: women have long known about the stiletto heel have made it the signature of their style.
In opening statements, Oracle says Google's top executives have long known that they stole a key piece of tech.
We have long known about the emissions released during the burning of wood and their potential for harming health.
This situation frustrates Parliament because we have long known the practical and theoretical reasons which should be sufficient to rid the Council of its hesitations.
Being Irish I have long known - but perhaps others have not - of your opposition to the so-called European social model.
The army of fans of the product constantly replenished, and those who have long known him, set personal bests for passage.
In Europe and Asia people have long known that hopping a border has many benefits.
Athletes and Bodybuilders have long known that high-quality protein is the key to building and maintaining lean muscle, while supporting a healthy body composition and fueling fat loss.
Europe's peoples have long known this, and now it is time for European politics to grasp it.
The leaked documents serve as yet more proof of what we have long known - many rich, privileged people may love to talk about solidarity, but they fail to demonstrate it when paying their taxes.
This decision doesn't surprise us and doesn't demoralize us: we have long known the vileness of man who tries to eliminate the Truth by simply erasing it.
Nothing to say if Her Majesty shall appoint Sir Paul McCartney, we have long known that this house madness with reigning competes in race horses of his stables.
Researchers have long known that the more intelligent the species, the larger the neocortex, the more likely it is to be deceptive.

Alternatives:

have known for a long time
have known for a while
have known for ages
have known for years
have known for a considerable period

This phrase is correct and commonly used in English.

"have known for a long time"

This phrase is used to express that someone has had knowledge of something for an extended duration.

Examples:

I have known for a long time that she was planning to move.
They have known for a long time about the upcoming changes.

Show examples from the web [+]

Biologist and first author Jorge Rodrigues of the University of Texas at Arlington adds, We have known for a long time that conversion of rainforest land in the Amazon for agriculture results in a loss of biodiversity in plants and animals.
Next, it is worrying to note that this woolly Lisbon Strategy is still being referred to as a prerequisite when we have known for a long time that it is a symbol of ultra-European inefficiency.
Mr President, we have known for a long time that less and less land is needed to produce food, which means that we can indulge in more extensive agriculture and can create more nature as a result.
We have known for a long time that gross national product is inadequate.
We could experience sudden ruptures with people we have known for a long time.
But I also know, and I have known for a long time that Jo loves you.
I have known for a long time that the monster department of the Independence Party travelled mainly by night but I never expected to actually any of them.
And this response has a name that we have known for a long time: a common foreign, security and defence policy.
However, the Member States have known for a long time that they will need to adapt to the working times directive in the long run.
Poverty eradication and sustainable development are somehow automatically meant to follow, yet poorer countries have known for a long time that this is often far from the case.
However, their citizens have known for a long time what the score is.
We have known for a long time that local governments have not always met all the expectations of their societies.
However, we have known for a long time that men and women can prove themselves equally capable of performing leading jobs or carrying out political duties.
We have known for a long time now that this is because the Moon moves round the Earth in an orbit of its own.
After all we have known for a long time, from our experience with monetary convergence, that such criteria are necessary if we are to move in the same direction.
We have known for a long time what a bad condition Haiti is in, and how badly its structures function.
However, we have known for a long time that the deteriorating state of security in the country is allowing terrorist groups to find refuge from where they can plan and organise further operations.
I simply wish to say that we, in this House, have known for a long time that terrorism recognises no borders.
Of course, the project developed from an intense discussion with the artists, especially with Ulf Aminde, whom I have known for a long time.
With these awards, expert committees around the world have confirmed what our customers have known for a long time: Quercus fresh wines are synonymous with premium quality at an affordable price.

Alternatives:

have long known
have known for a while
have known for ages
have known for years
have known for a considerable period

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have long known vs have known for a long time

"have long known"

"have known for a long time"

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