As far as I know, swimming is the best way to tone up your whole body.
As far as I know, swimming is the best way to tone up your whole body.
就我所知，游泳是锻炼身体的最好方式。
As far as I know, swimming is the best way to tone up your whole body.
就我所知，游泳是锻炼身体的最好方式。