名詞 physical exercise:

1. the activity of exerting your muscles in various ways to keep fit
   同義詞：exercise, exercising, physical exertion, workout

1. I'm not a great believer in (taking) regular physical exercise.
   我對經(jīng)常鍛煉身體的好處有點懷疑。
2. I'm not a great believer in taking regular physical exercise.
   我對經(jīng)常鍛煉身體的好處有點懷疑。