Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
as the long time
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as the long time" is not correct and does not convey a clear meaning in written English.
It is unclear when this phrase could be used due to its incorrect structure and lack of context. Example: "As the long time passed, we began to lose hope." (Note: This example is still awkward due to the phrase's incorrectness.)
⚠ May contain grammatical issues
Science
News & Media
Academia
Wiki
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
7 human-written examples
A two-stage nitrogen expander is designed with the rated speed of 900 rpm as the long time power generation device of the LN2 cycle.
We give numerical examples of Pk polynomials, with 1 ⩽ k ⩽ 3, to demonstrate the superconvergence property, as well as the long time behavior of the error.
"Why did the Board of Curators decide to hire the leader who had failed miserable (sic) in his capacity as the long time leader on diversity issues on the MU Campus?" Wolfe really, seriously, wrote.
News & Media
Monitoring the impact of vaccination on HPV infection and disease in men raises some similar challenges to monitoring in females, such as the long time frame until cancer outcomes, and also different ones given that genital specimens suitable for monitoring HPV prevalence are not routinely collected for other diagnostic or screening purposes in males.
Science
The three-term fit is needed to match the short time constant behavior at 2 s as well as the long time constant behavior between 40 and 80 s.
Seely Brown is best known as the long time Chief Scientist at Xerox Parc, while Hagel is the author of a number of influential business articles and books including Net Worth.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
Equations (1.4) and (1.1) have similar properties as regards the local well-posedness and blow-up phenomena, but they are different as regards the long time behavior.
Thus, 1 week was considered as the longest time of immersion in our study.
Science
The duration of an event was defined as the longest time interval, where spectra with PR > 6 were separated by less than 1 minute.
Science
The mouse which received 47 MBq 152Tb-DOTANOC was also successfully scanned at 32 h after injection as the longest time point of investigation (Additional file 1: Fig. S1).
Science
Moon, uncharacteristically, did not appear on the first half of the track, which was later described by Who biographer Dave Marsh as "the longest time Keith Moon was still in his entire life".
Wiki
Expert writing Tips
Best practice
Replace the phrase "as the long time" with more grammatically sound alternatives like "for a long time" or "over a long period" to ensure clarity and correctness.
Common error
Avoid using "as" to introduce a duration. "As" typically indicates a comparison or a role, not a length of time. Using "for" or "over" is more appropriate to specify duration.
Source & Trust
81%
Authority and reliability
2.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as the long time" functions incorrectly due to its grammatical structure. It attempts to indicate duration but fails to do so effectively. Ludwig AI indicates the phrase isn't correct and does not convey a clear meaning in written English.
Frequent in
Science
33%
News & Media
33%
Academia
17%
Less common in
Wiki
17%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "as the long time" is grammatically incorrect and not recommended for use. As Ludwig AI confirms, this phrase doesn't convey a clear meaning in written English. It attempts to express duration but fails structurally. Instead, use alternatives like "for a long time" or "over a long period", which are grammatically sound and widely understood. While some examples exist in various sources, including News & Media and Science, the phrase's inherent incorrectness diminishes its overall quality and appropriateness. Therefore, it's best to avoid "as the long time" in favor of more conventional and correct expressions.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
for a long time
This is a more grammatically correct and common way to express a prolonged duration.
over a long period
This alternative emphasizes the duration of an event or activity.
during an extended time
Focuses on the duration of a specific instance or occurrence.
throughout a lengthy duration
Highlights the extensive nature of the period.
in the long run
This phrase shifts the focus to the eventual outcome after a considerable amount of time.
as time goes by
This alternative emphasizes the passage of time and its effects.
with the passage of time
Similar to "as time goes by", but more formal.
in due course
Suggests that something will happen eventually after a sufficient amount of time.
eventually
Simplifies the expression to a single adverb indicating a future outcome after some time.
after a significant duration
Emphasizes the importance of the time elapsed before a particular event.
FAQs
What are some correct ways to express a long duration?
Instead of "as the long time", you can say "for a long time", "over a long period", or "during an extended time".
Is "as the long time" grammatically correct?
No, "as the long time" is not grammatically correct. The correct phrasing would typically involve using "for" or "over" to indicate duration, such as "for a long time".
What can I use instead of "as the long time" in a formal context?
In a formal context, consider using phrases like "over an extended period", "throughout a lengthy duration", or "with the passage of time".
How does the meaning change when I use "for a long time" instead of "as the long time"?
Using "for a long time" provides a clear and grammatically correct way to indicate duration, whereas "as the long time" is structurally incorrect and doesn't convey a clear meaning.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
2.1/5
Expert rating
Real-world application tested