competitive trials

例句：

1. 1. The company conducted competitive trials toselect the best candidate for the position.
   该公司进行了竞争性试验，以选出最适合该职位的候选人。
2. 2. In the final round ofthe competition, the team performed competitive trialsto showcase their skills.
   在比赛的最后阶段，团队进行了竞争性试验，以展示他们的能力。
3. 3. The government launched a newpolicy that aims to improve the efficiency ofthe competitive trials system.
   政府推出了一项新政策，旨在提高竞争性试验系统的效率。