"at a rhythm" is correct and usable in written English.
You can use it to describe an action that is done in a steady, repeated way. For example: "He tapped his pencil at a rhythm against the desk."
"We want to reduce deficits, but do that at a rhythm compatible with growth and employment.
The deficit would indeed be reduced, he declared, but at a "rhythm" that did not cramp economic growth.
It expands the instances of our lives into scenes and details; it strives to run these instances at a rhythm close to real time.
So push-down CPR is now the official priority, but do not kid yourself it is not hard work – you need to make thrusts of at least 5cm downwards, repeated at a rhythm of 80 a minute.
In fact, every time the main group around Froome hit a major ascent, Yates did the same thing: he pedalled at a rhythm that suited him and rode in the way he always has. "I've done that all my life," he says.
The far left panel of "Panoramas" demonstrates how the mechanisms work, while the others cycle through slides with simple movement (a ghostly spirit comes out of a cauldron); dissolving views (a snowy night scene becomes day); eccentric motion (a ship and waves move at a rhythm different from the background's); and chromatropes (colors change kaleidoscopically).
On the tripped-out "Swelling Itching Brain," Myers goes virtually invisible, driving a minimalist, one-drum-at-a-time rhythm, sparse but effective.
They jump at you like a rhythm.
Mr. Farinacci is a clear, declarative, forceful player, and the two musicians went at it without a rhythm section for a while.
Mr. Miranda takes them in his car, turning on the radio as he leaves, to KISS-FM at 98.7, a rhythm and blues station.
"He couldn't get into a rhythm at all.
