Your English writing platform
Discover LudwigSuggestions(5)
The phrase "a span of about" is correct and usable in written English.
It can be used to indicate an approximate duration or extent of time or distance.
Example: "The project will take a span of about three months to complete."
Alternatives: "an interval of approximately" or "a period of roughly".
Exact(44)
Kim does not seem to be hurt one ounce by what happened to him in a span of about 24 hours last November.
Over a span of about 12 hours, we gave away hundreds and hundreds of promo codes across 50+ different iPhone applications.
They form the oldest continuous series of records concerning English governance kept by the English, British and United Kingdom governments, covering a span of about 700 years.
The Penguins had the first 12 shots in the game in a span of about six minutes.
During a span of about two weeks, they work the beaches and eat many tons of horseshoe-crab eggs.
So the two teams had played more than nine full periods in a span of about 52 hours.
Similar(16)
Industrial egg-laying hens have been bred to produce more and faster, laying about 320 eggs over a life span of about 72 weeks, compared with a productive life of around four years in more traditional breeds that lay at a fraction of the rate.
At pH 7.4 and 9.0 the degradation covered a time span of about 14 days, following first-order kinetics with higher crosslinked particles degrading slower.
These birds are believed to have had a life span of about 20 to 25 years.
This drug's addictive powers are so great and its ability to destroy lives so complete that the up-and-down cycle covered a span of only about a dozen years or so, trailing off in the late 1990s.
McCarten published three Talk stories over a span of four years about the Lichee Tree.
Write better and faster with AI suggestions while staying true to your unique style.
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