接着上一期的内容,我们继续来介绍上肢肌群的打造,同时,还要介绍腰腹肌群的训练内容。你准备好了吗,我要开始了!每次健身训练之前必需的,对,准备活动。为了避免受伤,千万别忘了哦!上期我们训练的肌肉是:胸大肌,背阔肌,三角肌。这期我们从手臂肌肉开始,之后是腰腹肌群。 Followed by the previous issue, we continue to introduce the building of the upper limb muscle group, at the same time, but also introduce the training content of the lumbar muscle group. Are you ready, I want to start! Required before each fitness training, yes, ready for activity. In order to avoid injury, do not forget, oh! The muscles we trained in the previous period were: pectoralis major, latissimus ddea, deltoid. This time we start from the arm muscles, followed by the group of the waist and abdomen.