The phrase "a string of sharp" is not complete and lacks context, making it difficult to determine its correctness in written English.
It could be used in contexts where you are describing a series of sharp objects or sounds, but additional information is needed for clarity.
Example: "The musician played a string of sharp notes that pierced through the silence."
Alternatives: "a series of sharp" or "a chain of sharp".
The cast, asked to do a lot with basically a string of anecdotes, is sharp and forceful, especially Kim Weston-Moran and Verna Hampton as the two oldest soldiers, and Macah Coates as a young recruit from Wisconsin.
Brazil's economy is likely to be seriously tested as the greenback rises; Turkey, Malaysia and Chile have large dollar-denominated debts and sliding currencies; and a string of African countries face sharp rises in debt repayments.
The break in the string of sharp increases comes as a welcome development for advertisers, who have for years complained that the networks were raising their rates to unreasonable levels.
Mr. Sanders's push for superdelegates comes as he fights to remain viable after a string of losses last week and a sharp drop in fundraising in April.
The NRA has faced serious questions about its long-term fiscal health in recent months, after a string of reports showing falling membership dues, sharp declines in revenue, and plummeting election spending in the midterms following a record high in 2016.
Consider Jeremy, an outgoing senior manager with a sharp mind but a string of failed management consulting engagements.
The teen-publishing market is in sharp decline, with a string of closures and drastic circulation falls for the remaining titles.
His approach and style offer a sharp contrast to a string of big-shoulder, high-profile party chairmen —Terry McAuliffe or the late Ron H. Brown — who rose through the party ranks and were fixtures at the parties, fund-raisers and restaurants that make up this city's political culture and where much of the political conversation takes place.
A string of high-level departures has coincided with a sharp decline in investment banking fees.
