Sometimes I do some simple exercises.
有时候我做一些简单的练习。
Use gallons of milk or liters of water as weights to do some simple toning exercises.
用灌满一加仑的牛奶的或一升水的瓶子做简单的手臂伸展练习，可以减去你手臂上的赘肉。
Use gallons of milk or liters of water as weights to do some simple toning exercises.
用灌满一加仑的牛奶的或一升水的瓶子做简单的手臂伸展练习，可以减去你手臂上的赘肉。
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