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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
look how long
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "look how long" is correct and usable in written English.
It can be used to draw attention to the length of something, often in a context where the length is surprising or noteworthy. Example: "Look how long the line is at the amusement park today!"
✓ Grammatically correct
News & Media
Alternative expressions(20)
look how gorgeous
look how great
look how royal
look how sick
check the length
isn't that adorable
how utterly charming
look how good
look how fertile
that's so precious
look how funny
look how pretty
look how happy
what a sweet thing
look how cute
look how sweet
look how many
such a darling
look how smart
look how cool
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
27 human-written examples
Look how long it is".
News & Media
But look how long that sentence is.
News & Media
"But look how long that took.
News & Media
"Look how long it takes to get snow removed".
News & Media
Look how long Zinnemann waited to play the reveal".
News & Media
Look how long it took to do something about Indigenous rights and the apology.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
31 human-written examples
Find Out: How Closely Do You Need to Follow Food Expiration Dates? 2. At the meat counter ask for the freshest cuts: The meat behind the counter may look good (and chances are it probably is), but you can't tell by looking how long it has been on display.
News & Media
And I said to him, "Julian, just look and see how long it goes before the audience responds".
News & Media
Take a really good look at yourself to see how long your hair is.
Wiki
In other words, Starr says, "if you hand me a baby, I can't look at how long it looks at some dots and predict its SAT scores in high school".
Science & Research
It looked pretty OK but quite a mess if you look at how long the tyres last.
News & Media
Expert writing Tips
Best practice
Use "look how long" to draw attention to a duration, particularly when it's surprisingly long or relevant to the context. For example, "Look how long it took to get the project approved!"
Common error
Avoid using "look how long" when a direct comparison is needed but missing. Instead of saying "Look how long", clarify the comparison: "Look how long this process took compared to the initial estimate."
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "look how long" functions as an exclamatory phrase used to draw attention to the duration or length of something. It often implies surprise or emphasis on the perceived length, either positively or negatively. As stated by Ludwig AI, it’s usable in written English.
Frequent in
News & Media
80%
Science
10%
Formal & Business
5%
Less common in
Wiki
3%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "look how long" is a common and grammatically correct expression used to emphasize the duration or length of something. Ludwig AI confirms its usability in written English. It's frequently found in news and media contexts, serving to draw attention to time spans, often with an implied sense of surprise or significance. When using the phrase, ensure the context is clear and the implied comparison is evident to avoid ambiguity. Consider alternatives like "note the length of time" or "see how much time" for a more formal tone.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
check the length
More direct and focuses on the physical length or duration.
see how much time
Similar in meaning, but with a slightly different emphasis on the amount of time.
take note of the duration
A more formal way of asking someone to pay attention to how long something lasts.
note the length of time
Highlights the passage of time, more formal.
notice the time elapsed
Emphasizes the passing of time.
observe the duration
Formal alternative emphasizing observation of a time period.
realize how much time has passed
Highlights the realization of a significant amount of time passing.
consider the timeline
Focuses on the sequence and duration of events.
reflect on the period
More contemplative and emphasizes a specific duration.
behold its length
More dramatic and emphasizes the impressive size or duration.
FAQs
How can I use "look how long" in a sentence?
Use "look how long" to emphasize the duration or length of something, often when it's surprisingly long or noteworthy. For example: "Look how long it took to get the baggage system working at the airport."
What are some alternatives to "look how long"?
Alternatives include phrases like "see how much time", "note the length of time", or "check the length", depending on the context and level of formality.
Is it grammatically correct to say "look how long"?
Yes, "look how long" is grammatically correct and widely used in spoken and written English to draw attention to the length of something.
In what contexts is "look how long" commonly used?
"Look how long" is frequently used in news and media, as well as in informal conversations, to highlight the duration of events, processes, or achievements.
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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