柯林斯詞典trial run (trial runs) 1. N-COUNT A trial run is a first attempt at doing something to make sure you can really do it. 試運行 返回 trial run劍橋詞典a practical test of something new or unknown to discover its effectiveness 試行；試驗；試用 We're holding a tournament in the new ice-hockey stadium , as a trial run for next year's Winter Olympics. 我們將在新的冰球場承辦一次錦標賽，作為明年舉辦冬奧會的一次測試。 返回 trial run