full-fledged
01
正式な, 完全に資格のある
having achieved full status or maturity in a particular role or position
例
After completing his training, he became a full-fledged member of the team.
トレーニングを完了した後、彼はチームの正式なメンバーになりました。
02
完全に成長した, 完全な成鳥の羽を持つ
(of a bird) having reached full development with fully grown adult plumage; ready to fly
