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
it demands time
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it demands time" is correct and usable in written English.
You can use it when referring to a task or situation that requires a significant amount of time to complete or address. Example: "Completing this project is challenging because it demands time and careful planning."
✓ Grammatically correct
Science
News & Media
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
It generally demands time-consuming manual work to locate the feature points on skull and face.
However, it is technically demanding, time consuming and involves radiation exposure.
Science
Even though a traditional metal ceramic restoration is still popular, it demands both time and effort.
We suggest as an alternative hypothesis that large body size is disadvantageous for ectotherms in cold-climates, because it demands longer time basking to achieve optimal metabolic temperatures.
Science
Chad Holliday, the chairman of Shell, told investors at a company meeting in London that it remained a "very demanding time for our industry", pointing out that 42 oil and gas companies filed for bankrupcy in the US last year.
News & Media
PFGE is reliable, reproducible and highly discriminatory but its use in large epidemiological studies and routine surveillance is limited because it is technically demanding, time-consuming, expensive and complex DNA patterns may be difficult to interpret, especially for large collections of isolates [ 8].
Science
Pound for pound, beef production demands at least ten times as much water as wheat production, and, calorie for calorie, it demands almost twenty times as much energy.
News & Media
"It's just a waste of time, because it doesn't have anything to do with anything, and it demands a lot of time and a lot of thought, and the thought has nothing to do with anything".
News & Media
It's no coincidence that artistic production, and also artistic appreciation, is meaningful in proportion as it demands (and rewards) our time.
News & Media
The reason this is important is because scientists so often concentrate only on their research, such is the degree of effort and amount of time it demands.
News & Media
At times, it demands that leaders walk an extra yard so that ordinary people can tell them face to face that they're all wet.
News & Media
Expert writing Tips
Best practice
When using "it demands time", ensure that the subject ('it') is clearly defined and understood by the audience to avoid ambiguity. For example: "Project implementation demands time for thorough planning and execution."
Common error
Avoid using "it demands time" in contexts where active voice would be more direct and impactful. Instead of "The analysis demands time", consider "Analyzing this data will take time" for more clarity.
Source & Trust
60%
Authority and reliability
3.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it demands time" functions as a statement indicating that a certain subject or activity requires a significant amount of time. The word "demands" implies a necessity or requirement.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
The phrase "it demands time" is used to express that something requires a considerable amount of time. While grammatically correct, Ludwig indicates there are currently no exact examples available in its database. However, this does not mean the phrase is incorrect. Alternatives such as "it requires time" or "it takes time" can be considered. When using "it demands time", be sure that 'it' is clearly defined in your sentence. Despite the absence of examples, the phrase is understandable and serves to emphasize the necessity of time for a given task or activity. Based on the analyzed contexts, the tone remains neutral, making it suitable for broad application, though formal options exist for professional or academic usage.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it takes time
A simpler and more direct way of expressing the same idea, using the verb "takes".
it requires time
Changes the verb from "demands" to "requires", softening the tone slightly while maintaining the same core meaning.
it necessitates time
Replaces "demands" with "necessitates", making the phrase slightly more formal.
it is time-consuming
Transforms the phrase into an adjectival description, focusing on the characteristic of being time-intensive.
it calls for time
Uses the phrasal verb "calls for" instead of "demands", offering a more idiomatic alternative.
it involves a time commitment
Highlights the commitment of time required, framing it as a dedication.
it consumes time
Focuses on the time being used up, employing a slightly negative connotation.
it eats up time
An idiom that emphasizes the time being used in large amounts, giving a more colorful alternative.
it presupposes time
Indicates that time is a prerequisite, altering the nuance to emphasize the need for time as a foundational element.
it requests time
Softens the demand to a request, implying that time is needed but not strictly enforced.
FAQs
What does "it demands time" mean?
The phrase "it demands time" means that a particular task, activity, or situation requires a significant amount of time to be completed or addressed properly.
What can I say instead of "it demands time"?
You can use alternatives like "it requires time", "it takes time", or "it is time-consuming" depending on the context.
How to use "it demands time" in a sentence?
Here's an example: "Effective research "it demands time" and dedication".
Is "it demands time" formal or informal?
"It demands time" is generally suitable for both formal and informal contexts, although more formal alternatives like "it necessitates time" may be preferred in academic or professional settings.
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
60%
Authority and reliability
3.5/5
Expert rating
Real-world application tested