"efficient team" is a correct and usable phrase in written English.
You can use it when referring to a team that is particularly effective or well-functioning. For example, "The marketing department has an efficient team that is able to complete projects quickly and effectively."
Four days ago, they were the most economical and efficient team in basketball.
"I would rather be beaten by a bad team inspired than by an efficient team," he was quoted as saying.
The data show that the Cleveland Browns were the most efficient team in the draft during the period.
The Devils played with a great deal of discipline, taking only two penalties against the most efficient team in the playoffs with the man advantage.
The shielding of the Highbury back four was only an academic issue last night but it could be the key to the outcome against Jose Mourinho's efficient team.
They're currently ranked the fourth-most efficient team in the league, owning the sixth-most efficient offense and the seventh-most efficient defense.
Such contrasts augur misunderstandings when building efficient teams.
Fulham had been unfortunate, he suggested, to run into Reading and now Blackburn - "very efficient teams" - at this troublesome time.
They are working to design their organization using X-teams, a new form of adaptive, flexible, efficient teams that develop networks of external relationships.
He'd encourage doctors to merge their practices into efficient teams because he'd seen successful pilot programs along that line.
Briatore's keen business eye and ability to employ the right people for the right job across the company have helped develop one of the most keenly efficient teams on the current formula one starting grid.
