assiduous
🇺🇸
/əˈsɪdʒuəs/
🇬🇧
/əˈsɪdʒuəs/
adjective
R
very hardworking and careful
The student was assiduous in her studies, always arriving early to class and completing extra assignments.
その学生は学問に真摯で、いつも教室に早く到着して、追加の課題を完成させました。
translation
一生懸命な