The phrase "a trial case" is correct and usable in written English.
It can be used in legal contexts to refer to a specific case that is being tested or examined in court.
Example: "The lawyer prepared extensively for a trial case that could set a precedent for future litigation."
Alternatives: "a test case" or "a sample case".
I sent a trial case of the London package to the president of a leading New York bank, but in about three days he sent it back.
And it will be a trial case: "If you end up with precedent that allows the restructuring of retirement benefits in bankruptcy court, that will make it an attractive option for cities," Karol Denniston, a lawyer with experience of municipal bankruptcies, told the Times.
Representative Robert Goodlatte, Republican of Virginia, appeared willing to carve out a sliver of middle ground on Tuesday in the debate over the future of the nation's immigration system, offering up the possibility of a guest worker program as a trial case for how the country handles both legal and illegal immigration.
Bangkalan Regency Road Network has been taken as a trial case.
In this communication, the algorithm is thoroughly demonstrated in a trial case, and the analysis is expanded to include 31 simple two and three-unit circuit configurations as well as two especially complex circuits (>15 units).
Final source of registration was treated as a binomial trial (case notes or death certificates).
This proved to be an underestimate in each trial case study described in this paper.
He is charged separately in the 1999 killing and could face the death penalty at a trial in that case.
A trial in that case is expected to begin later this year.
A trial in the case is set for next month in a state court.
He told Cleveland.com: "We knew ethically, there couldn't be a trial in this case".
