My goal was to turn my passion for fitness into a long-term career.
我的目标是把我的热情全部都投入到长期的事业中去。
2
Superlative fitness requires self-discipline and longterm dedication to your goal.
最好的健身需要自律，并且要为你的目标而作长期的奋斗。
3
A systematic long-term change of this kind suggests the action of natural selection and indicates that female skeletal characteristics confer greater fitness. But is this the whole story.