hobbyist
🇺🇸
/ˈhɑːbiɪst/
🇬🇧
/ˈhɒbiɪst/
someone who likes doing something for fun, not as a job
The park on weekends is full of hobbyists flying their model airplanes.
公园里的周末充满了玩模型飞机的业余爱好者。