sedulously
🇺🇸
/ˈsedʒələsli/
🇬🇧
/ˈsedʒələsli/
adverb
R
working very hard and carefully
She sedulously studied for the exam to ensure she passed.
彼女は試験に合格するために一生懸命勉強しました。
translation
一生懸命に