conscientiousness
🇺🇸
/ˌkɑːnʃiˈenʃəsnəs/
🇬🇧
/ˌkɒnʃiˈenʃəsnəs/
Being very careful and thorough in doing one's work or duties.
The teacher praised the student for their conscientiousness in completing the assignment.
老師讚揚了學生在完成作業時的認真負責。