Swiss ball™
noun/ˈswɪs bɔːl/
/ˈswɪs bɔːl/
(also exercise ball)
(North American English also stability ball)
- a large ball that you can sit on when doing exercises to make your muscles work in a different way
健身球 - Swiss ball exercises make getting fit fun.
瑞士球练习让健身变得有趣。
- Swiss ball exercises make getting fit fun.