He incorporated a lot of power drills for arm and shoulders and specific exercises for explosive footwork.

他设计了大量针对手臂和肩膀的训练方法，还有如何提高步法爆发力的课程。

youdao

He incorporated a lot of power drills for arm and shoulders and specific exercises for explosive footwork.

他设计了大量针对手臂和肩膀的训练方法，还有如何提高步法爆发力的课程。

youdao