The phrase "a system that guarantees" is correct and usable in written English.
You can use it when describing a system that ensures a certain outcome or provides a specific assurance.
Example: "The new software is designed to be a system that guarantees data security for all users."
Alternatives: "a system that ensures" or "a system that provides assurance".
"It's a system that guarantees people can live from their profession," he said.
"It is a system that guarantees fair and open proceedings and considers an accused innocent unless proven guilty beyond a reasonable doubt," he said.
In Florida, affirmative action was replaced by a system that guarantees admission to state colleges to the top 20percentt of each high school's graduating class.
It looks as if America may finally get what every other advanced country already has: a system that guarantees essential health care to all its citizens.
The N.H.L. has used four-on-four overtime during the regular season, along with a system that guarantees the loser a point in the standings, since 2000.
But others are taking advantage of a system that guarantees anonymity to the directors of companies registered in UK overseas territories or crown dependencies such as the British Virgin Islands.
When John Locke laid the conceptual foundations of liberal democracy in the 17th century, he contended that a system that guaranteed men rights over the product of their own labor (including wild apples picked from a tree) would always prevail over a system based on arbitrary authority, like feudal dues or taxation without representation.
We no longer believe in a pension system that guarantees a well-funded retirement for a lifetime of work.
Yet any changes to the regions' political powers must take place within a financial system that guarantees a minimum standard of universal benefits throughout the country.Spain is fortunate: it has no huge area of relative poverty, like Germany's east or Italy's Mezzogiorno.
Its teetering domestic share is already ringfenced by a quota system that guarantees local films a proportion of cinema runtime, so who knows how it would fare without the protection?
Each part of the structural elements of the building collaborates with each other to form a structural system that guarantees the utility of a building.
