The phrase "a decade of trial" is correct and usable in written English.
It can be used to describe a period of ten years characterized by challenges or experiments, often in a personal, scientific, or historical context.
Example: "The research team faced a decade of trial before finally achieving a breakthrough in their studies."
Alternatives: "ten years of experimentation" or "a ten-year struggle".
But that goal proved harder than they expected, and a decade of trial and error followed.
After about a decade of trial and error in some cases, chicken companies are showing that raising animals without reliance on antibiotics is not only possible, it's profitable.
A decade of trial and error rewarded Dr. Xu with the jackpot: a butterfly gene, nicknamed piggyBac, that could insert itself into the mouse genome, randomly turning off one gene per mouse.
Science had come back into my life, after nearly a decade of trial by fire.
This was a decade of trial by fire for many women.
"Over the course of 20 years Pfizer invested more than $1 billion into the discovery, development and commercialization of Xeljanz," a company statement said, referring to the screening of hundreds of thousands of compounds and a decade of clinical trials.
By 1965, after a decade of clinical trials and refinements, the methods they devised, which involved combining as many as four drugs, had increased the survival rate to about 40 percent five years after treatment.
Using previously untapped data, it illustrates how a decade of mass trials constructed a tacit patronage-driven relationship in which the interests of the citizenry became tied to the authoritarian elite that had discretionary power to grant or withdraw those benefits at will.
The Times chronicled a decade of her trials and tribulations in no fewer than 18 articles.
In 2011, after more than a decade of rigorous trials in the Republic of Malawi and eight other countries, a team led by UNC's Myron Cohen discovered that the antiretroviral drugs used to treat people with HIV would also significantly reduce their ability to pass the disease on to others.
Results from more than a decade of clinical trials has provided compelling evidence that TNF inhibitors reduce disease activity and delay joint damage [71].
