相反，你必须至少花一个小时走路，骑车或者游泳。

Instead, you have to go for a walk, ride a bike, or swim at least an hour.

youdao

相反，你必须至少花一个小时走路，骑车或者游泳。

Instead, you have to go for a walk, ride a bike, or swim at least an hour.

youdao