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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
the span of two hours
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "the span of two hours" is correct and usable in written English.
It can be used to indicate a duration or period of time that lasts for two hours. Example: "The meeting will take place over the span of two hours, starting at 10 AM and ending at noon."
✓ Grammatically correct
News & Media
Wiki
Science
Alternative expressions(4)
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
13 human-written examples
The candidate is then scheduled to participate in two events in Washington within the span of two hours on Tuesday.
News & Media
Police said that in the span of two hours, they visited four banks, a Best Buy in the District and a Cartier store in Maryland.
News & Media
To catch all in the span of two hours, see the collection of short excerpts on Friday afternoon; Saturday's program is longer (you can come and go throughout).
News & Media
In the span of two hours on the court, Venus Williams completed the quick dismissal of Justine Henin, 6-3, 6-2, before Serena crumpled the plans of Mauresmo.
News & Media
In the span of two hours, Davis drank a cafe latte from McDonald's and a large Mountain Dew, then "chugged" a 16-ounce energy drink when he got back to art class, Watts told The Washington Post.
News & Media
Authorities allege that Aldorasi abducted the student from a street near campus Jan . 26and forced him in the span of two hours to visit four banks, a Best Buy in the District and a Cartier store in Maryland.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
The next day, pro-Assad warplanes bombed three medical facilities, including a health center for newborn babies, in the span of three hours.
News & Media
In the span of twenty-four hours, Johnson had gone, in the community's eyes, from empowered native son to black token.
News & Media
On Wednesday, more than 10 families interviewed in the span of five hours in Zhaojue County, part of Liangshan, said they had children working in factories, often earning less than $90 a month for 12-hour days, seven days a week.
News & Media
Over the span of three hours Friday, Trump tweeted several times about Ford and Kavanaugh from Las Vegas, where he held a political rally Thursday night and did a couple of events Friday.
News & Media
A transition is defined as a pair of check-ins by an anonymous user to two different venues within the span of three hours.
Science
Expert writing Tips
Best practice
When describing events with a specific duration, use "the span of two hours" to clearly define the timeframe and emphasize the period over which the activity occurred.
Common error
Avoid using overly complex language when describing the duration. "The span of two hours" is clear and effective; there's no need to replace it with convoluted alternatives that obscure the meaning.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the span of two hours" functions as a prepositional phrase modifying a verb or noun. It specifies the time frame within which an action or event occurs, as evidenced by examples in Ludwig.
Frequent in
News & Media
60%
Wiki
17%
Science
12%
Less common in
Formal & Business
6%
Academia
3%
Reference
2%
Ludwig's WRAP-UP
In summary, "the span of two hours" is a grammatically sound and frequently used phrase to define a timeframe. As confirmed by Ludwig, it serves to specify a duration within which an event occurs and is commonly found in news, media, and scientific contexts. Alternative phrases like "within a couple of hours" or "in a two-hour period" can be used depending on the desired nuance. When using "the span of two hours", ensure clarity in defining the timeframe and avoid overly complex alternatives. Being mindful of these points will help ensure accurate and effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
within a couple of hours
Emphasizes the proximity of the timeframe to two hours, suggesting an approximate duration.
in a two-hour period
Highlights the specific period of time being discussed, focusing on its length.
over a two-hour duration
Stresses the length of the event or activity, highlighting its continuation throughout the two hours.
during a two-hour window
Implies a specific timeframe within which something occurs, emphasizing the limited availability.
lasting two hours
Focuses on the continuous nature of an event extending for a duration of two hours.
a two-hour timeframe
Highlights that you are talking about duration, giving precise information on the length.
for two hours straight
Emphasizes the continuity and uninterrupted nature of an activity during the two-hour period.
a couple of hours' time
Uses a more colloquial expression to indicate a duration of approximately two hours.
within 120 minutes
Provides the exact duration in minutes, offering a more precise and technical alternative.
in the course of two hours
Highlights that an event unfolded gradually over a period of two hours.
FAQs
How can I use "the span of two hours" in a sentence?
You can use "the span of two hours" to describe a period during which an event occurs, such as "The suspect committed multiple robberies in "the span of two hours"".
What are some alternatives to "the span of two hours"?
Alternatives include "within a couple of hours", "in a two-hour period", or "over a two-hour duration", depending on the specific context.
Is it better to say "in two hours" or "in the span of two hours"?
"In two hours" typically refers to a point in the future, while "in "the span of two hours"" refers to a duration or period. The best choice depends on the intended meaning.
What is the difference between "duration of two hours" and "the span of two hours"?
"Duration of two hours" focuses on the length of time. "The span of two hours" emphasizes the period within which an event or activity takes place, highlighting its occurrence during that time.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested