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Discover LudwigThe phrase "in 3 days" is correct and usable in written English.
It is most commonly used to refer to a certain point in the future that is three days away from the current day. For example, "I will be finished with this project in 3 days."
Exact(54)
After the first day the pain eased and in 3 days the pain and swelling was gone.
Anyone with a valid library card may borrow up to 150 pictures in 3 days.
Amorphous calcium phosphate formed in 8 h and crystallized hydroxycarbonate apatite (HCA) formed in 3 days.
Over 80% isolates reduced TMAO to TMA in 3 days with the production of H2S.
IFN-γ released rapidly in 3 days, whereas IL-4 exhibited a sustained release profile.
In fact, it was the storm of the decade, dumping 5 feet of snow in 3 days.
Similar(6)
Song was written in 2 days, video shot in 1.3 days and edited in 2 days.
In 24 days.
Built in 3-4 days.
In 10 days.
Or 20 'Nutcrackers' in 10 days".
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com