本文用我著《交谊舞步法通论》的个别定理及规则为例来说明理论应用于步法实践。《交谊舞步法通论》是一部较为系统和严格的理论书籍。其组成包括许多条定理、推论和规则,因每一条定理及规则对勃罗斯、快步舞、狐步舞、华尔滋及探戈都能适用,故命名为步法通论。因几十年来交谊舞步法变动很少,故它对舞厅舞、传统的国际标准交谊 This article uses my individual theorem and rules of “General Theory of Social Dancing and Dancing” as an example to illustrate that the theory is applied to the practice of footwork. The “Passing and Dancing Method” is a systematic and rigorous theoretical book. Its composition includes many theorems, inferences and rules. Each theorem and rule is applicable to Burrows, Brisk Steps, Foxtrot, Waltz and Tango. Due to few changes in the ballroom dance method for decades, so it ballroom dance, the traditional international standards of friendship