The phrase "a string of visits" is correct and usable in written English.
It can be used to describe a series of visits that occur in succession or are related in some way.
Example: "During the summer, I had a string of visits from friends and family, each staying for a few days."
Alternatives: "a series of visits" or "a sequence of visits".
Aides said that was partly because of a string of visits this week from three world leaders.
A string of visits that go beyond the 15-minute mark makes for a longer day, with all my other activities — calling specialists, reviewing lab reports, speaking to visiting nurses — pushed to the night hours or eating into my lunch break.
Sipping it slowly during the last of a string of visits to Rye, I still couldn't decide whether this restaurant was positioned to be, and best approached as, a drinkers' refuge with ambitious food or a proper restaurant with a particular vanity about its cocktails.
"Fighting through this disease and constantly trying to turn over rocks is something that I've done for the past few years". Lee says that the disease kept him "out of the ring for a good two years", and that it took a string of visits to specialists for it to be accurately diagnosed.
They had maintained diplomatic relations since 1933 and there had been a string of visits and summits.
What became known as the "Toga Party Incident" marked the start of my short but tumultuous love affair with Las Vegas: a string of visits to the city, each with its own drunken stories.
Mnangagwa left the country as soon as he announced the new fuel prices, embarking on a string of state visits to Russia and former Soviet states.
By contrast, Ms Fernández has made a string of foreign visits in recent months, signing agreements in the president's name.She would probably seek to distance Argentina from Hugo Chávez, Venezuela's leftist president.
Ravens Coach Brian Billick has had a string of speakers visit his team this season.
A string of supporters visited him in jail, and crowds greeted him when he returned home, a ring of policemen holding back people who showered him with flower petals.
As corn crops wither and food prices rise, this has resulted in a steady string of visits to Iowa and other sun-baked states by politicians, including both Rep. Paul Ryan and President Obama today.
