The phrase "a bit of revision" is correct and usable in written English.
You can use it when referring to making minor changes or improvements to a piece of work, such as an essay or report.
Example: "Before submitting my paper, I realized I needed a bit of revision to clarify my arguments."
Alternatives: "some editing" or "a little tweaking".
"If I attend my lectures and do a bit of revision there is no reason why I shouldn't feel confident enough to sit an exam".
A bit of revision to ensure the day's schoolwork really sinks in is undoubtedly a good idea but homework has become much more sophisticated than that.
In the meantime, we should all do a bit of revision because you can't rely on financial organisations to make the explanation simple.
Some of the bad blood between Thomas and Heinrich ("The myth of the eternal, fraternal strife," as the daily Stuttgarter Zeitung put it) might need a bit of revision as well.
A very Scottish send off for our last day here in Edinburgh!" Liam Tancock "Nothing like a bit of revision to bring me back to reality in the #teamgb holding camp".
Anyway, I was in this room with my friend Andy, and we were doing a bit of maths revision together, as we'd been instructed to.
But the sheer scale of proposals for turbines on East Yorkshire's windswept farmland ("Nothing between here and the Urals," is the familiar catchphrase) might warrant a bit of artistic revision.
So I'm assuming you already know at least a bit of its long and tortuous history of revision, cancellation, indecision and injury (from production-related accidents), and of its true star.
Nevertheless, Ahold left itself a bit of wiggle room for future revisions.
Yes, Cooke says, the speech did take a bit of preparation – about three weeks all in, and revision after revision.
There are some line revisions and a bit of unscripted interplay with the audience.
