“查明真相”常见的英文表达是 “find out the truth” 或 “uncover the truth”。
find out the truth：强调通过调查、探索等方式去发现真实情况。例如：The police are trying to find out the truth about the case.（警方正在努力查明这起案件的真相。）
uncover the truth：侧重于揭开、揭露原本隐藏或未知的真相，语气稍强。例如：The journalists risked their lives to uncover the truth of the corruption scandal.（记者们冒着生命危险揭露了这起腐败丑闻的真相。）