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.
他们多年来一直富有成效地合作,创造了许多成功的项目。