克里斯汀：……这个动作可以锻炼肩胛骨，然后你可以换另一只胳膊。

Kristin: …works the scapula and then you can do the opposite arm, and you know, we're on the computer and the Blackberries all day long.

youdao

克里斯汀：……这个动作可以锻炼肩胛骨，然后你可以换另一只胳膊。

Kristin: …works the scapula and then you can do the opposite arm, and you know, we're on the computer and the Blackberries all day long.

youdao