這套間歇比跑步還累人,滿身大汗! Step1 > 區間1 (5mins) Step2 > 區間2 (5mins) Step3 > 區間3 (5mins) Step4 > 區間4 (1.61km) Step5 > 區間3 (5mins) (Step4-5)Repeat 5times Step14 > 區間3 (5mins) Step15 > 區間2 (5mins)