step class編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看step classstep class — 名詞名詞1. a fitness class using a step platform for aerobic exercise1.名詞釋義階梯有氧課程a fitness class using a step platform for aerobic exercise例句I go to a step class at the gym every Tuesday.