“演说法”常见的英文表达可以是 "the method of preaching through performance" 或 "the approach of delivering sermons through acting" 。
“演说法”强调通过表演、演绎的形式来宣讲教义、理念等,上述英文表达能体现其核心特点,即借助表演行为(performance/acting)来开展说教、宣讲活动(preaching/delivering sermons) 。具体使用可根据语境微调。