fruitfully
🇺🇸
/ˈfruːtfəli/
🇬🇧
/ˈfruːtfəli/
in a way that is productive and leads to good results
They have been working together fruitfully for years, creating many successful projects.
彼らは長年にわたり効果的に協力してきました、多くの成功したプロジェクトを創造してきました。