课程目录1.二头肌训练前拉伸与激活.mp42.杠铃托臂弯举.mp43.单臂哑铃托臂弯举.mp44.站姿哑铃弯举.mp45.大飞鸟二头弯举.mov6.仰卧锤式弯举.mp47.坐姿哑铃交替弯举.mp4...