astrophysicist
🇺🇸
/ˌæstrəʊˈfɪzɪsɪst/
🇬🇧
/ˌæstrəʊˈfɪzɪsɪst/
A person who studies stars, planets, and other things in space using physics.
The astrophysicist explained the life cycle of stars to the students.
天体物理学家向学生们解释了恒星的生命周期。