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
difficult to repeat
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "difficult to repeat" is correct and usable in written English.
You can use it to describe something that is hard to replicate or reproduce, whether it's a task, a performance, or an experience. Example: "The magician's trick was so intricate that it was difficult to repeat, even for those who had seen it performed multiple times."
✓ Grammatically correct
News & Media
Science
Sports
Business
Alternative expressions(5)
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
52 human-written examples
It is very difficult to repeat this".
News & Media
Brown's cure was spectacular, but difficult to repeat.
News & Media
"I think it will be difficult to repeat.
News & Media
"It is very difficult to repeat 2011," he says, "but I believe that I can.
News & Media
However, Jones said that the loss of made it more difficult to repeat the exercise.
News & Media
Congress responded to this performance by making it difficult to repeat.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
8 human-written examples
It's difficult not to repeat certain figures and patterns.
News & Media
But it seems a difficult idea to repeat.
News & Media
Full de novo assembly of the mitochondrial genome can be very difficult due to repeat regions as well as its dynamic organization due to frequent recombination events.
Science
This adds time, expense and it can be difficult to reproducibly repeat conjugations with similar efficiency; while manufacture of Pfs25-VLP in N. benthamiana requires a lot of time to grow sufficient plant biomass to purify large amounts of vaccine.
Science & Research
Patients are reluctant to have bone marrow tests more often than every 6 months, and thus it is difficult to even repeat the test to see whether the result is consistent.
Science
Expert writing Tips
Best practice
Use "difficult to repeat" when you want to emphasize the unique circumstances or high level of skill required to achieve a particular outcome. For example, "The team's championship win was impressive, but analysts believe it will be "difficult to repeat" this season."
Common error
Avoid using "difficult to repeat" when describing simple or easily achievable tasks. For example, saying "It's difficult to repeat brushing your teeth" is incorrect because it's a routine and straightforward action.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "difficult to repeat" functions as an adjective phrase followed by an infinitive, indicating the level of challenge associated with reproducing a specific action or outcome. Ludwig AI confirms its correct and usable nature in written English.
Frequent in
News & Media
35%
Science
25%
Sports
15%
Less common in
Formal & Business
10%
Academia
8%
Wiki
7%
Ludwig's WRAP-UP
In summary, the phrase "difficult to repeat" is a grammatically sound and commonly used expression to describe something challenging to replicate. Ludwig AI confirms it's appropriate in various contexts. It's most frequently found in news, science, and sports reporting, indicating events or achievements that are unlikely to occur again due to unique circumstances or exceptional effort. While alternatives like "hard to replicate" or "not easy to reproduce" exist, the best choice depends on the specific context. When using this phrase, ensure it aligns with the complexity and uniqueness of the situation being described to maintain clarity and accuracy.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
hard to replicate
Focuses on the act of replication being challenging.
not easy to reproduce
Emphasizes the lack of ease in reproducing something.
unlikely to recur
Highlights the low probability of the event happening again.
tough to duplicate
Focuses on the difficulty in making an exact copy.
challenging to emulate
Highlights the difficulty of imitating or surpassing something.
a one-off occurrence
Stresses the uniqueness and non-repeatable nature of the event.
not replicable
States that the task or event cannot be replicated.
nearly impossible to duplicate
Emphasizes the almost insurmountable difficulty in duplicating something.
not sustainable
Highlights that the rate is challenging to keep up in the long term.
a fluke
Highlights that the event was pure luck and unlikely to be repeated.
FAQs
How can I use "difficult to repeat" in a sentence?
You can use "difficult to repeat" to describe an achievement, action, or result that is unlikely to be replicated. For instance, "The scientific breakthrough was remarkable, but researchers acknowledge it will be "hard to replicate"."
What are some alternatives to "difficult to repeat"?
Depending on the context, you can use phrases like "hard to replicate", "not easy to reproduce", or "unlikely to recur" to convey a similar meaning.
Is it more appropriate to say "difficult to repeat" or "difficult to replicate"?
Both "difficult to repeat" and "difficult to replicate" are grammatically correct and often interchangeable. However, "difficult to replicate" may be preferred in scientific or technical contexts, while "difficult to repeat" is more general and suitable for broader usage.
What makes something "difficult to repeat"?
Several factors can make something "difficult to repeat", including unique circumstances, a high degree of skill, reliance on luck, or changes in conditions that make the original outcome unlikely to occur again. For example, the U.S. Navy achieved a degree of surprise that time which will be "difficult to repeat", by surface or air.
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested