The advantage of that is that you can really focus all of the muscle into just the pectoral girdle.

这样做的好处是你可以真正把所有的肌肉集中到胸带上。

The advantage of that is that you can really focus all of the muscle into just the the pectoral girdle.

这样做的好处是你可以真正将所有的肌肉集中到胸带上。

Now, the appendicular skeleton includes your upper and lower limb appendages and pectoral and pelvic girdles that attach to the axial skeleton at the shoulder and the thigh.

现在，附肢骨骼包括你的上肢和下肢附肢以及胸肌和骨盆带，它们附着在肩部和大腿的轴向骨骼上。