C2 adjective /ˈsed.j ə.l ə s/
Sedulous
勤奋的; 努力的;
Meaning
showing dedication and diligence; persistent and careful in work
Example
She was sedulous in her research, spending hours in the library every day.
她在研究中非常勤奋,每天都在图书馆度过数小时。