game-changing
adjective uk/ˈɡeɪmˌtʃeɪn.dʒɪŋ/ us/ˈɡeɪmˌtʃeɪn.dʒɪŋ/
在很大程度上改变比赛结果的
affecting the result of a game very much
Every day, referees make game-changing decisions. 裁判员每天都在做改变比赛结果的决定。
在很大程度上改变某一领域（例如商业活动）的条件的
having a big effect on the conditions in an area such as business
New technology can create a game-changing shift in a market. 新技术可以对市场造成很大程度的变化。