The workout: walk at various paces with mirrors to the front and sides to check technique;posture, arm carriage, foot action, etcetera.是什么意思_The workout: walk at various paces with mirrors to the front and sides to check technique;posture, arm carriage, foot action, etcetera.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句