trial run

• Prueba preliminar o sesión de ensayo realizada para evaluar el rendimiento, funcionamiento o eficacia de algo antes de su implementación completa o uso oficial.

A preliminary test or practice session conducted to evaluate the performance, functionality, or effectiveness of something before its full implementation or official use.

1. Preliminary testB2formal

   A test or practice of a new procedure, system, or product to see if it works correctly before full implementation.

   Prueba preliminar

   • We did a trial run of the software before launching it.
   • The team conducted a trial run of the emergency evacuation plan.
   • She performed a trial run of her presentation for feedback.