When a young bird is fledged, it has grown the feathers it needs to fly. Full-fledged first meant a bird that was ready to leave the nest.

When a young bird is fledged一隻幼鳥fledged的時候 it它 has grown the feathers it needs to fly已經長出飛行需要的羽毛 Full-fledged full-fledged first meant最早指的是 a bird一隻鳥 that was ready to leave the nest已經準備好離巢

People now use it for a person, group, or thing that is completely ready and no longer half-formed: a full-fledged lawyer has finished the training and can work as one; a full-fledged member has all the rights, not a trial place; a full-fledged crisis is a real one, not a small scare people are still naming. It is about role, training, or status being complete — not about body size (that is full-grown).

People現在人們 now use it for a person, group, or thing用它來形容一個人、一個團體，或一件事 that is completely ready and no longer half-formed已經完全準備好、不再只是半成品 a full-fledged lawyer has finished the training and can work as onea full-fledged lawyer是指已經完成訓練、可以獨當一面的律師 a full-fledged member has all the rights, not a trial placea full-fledged member是指擁有全部權利、不是試用身分的成員 a full-fledged crisis is a real one, not a small scare people are still naminga full-fledged crisis是指真正的危機，不是大家還在觀望取名的小狀況 It它 is about role, training, or status being complete說的是角色、訓練，或身分是否完整 not about body size不是身體大小 that is full-grown那個要用full-grown

You will hear it in news and everyday talk; it is not slang, but it is a little colourful. American English likes this form; British English often writes fully-fledged instead. Same idea either way.

You你 will hear it會聽到這個字 in news and everyday talk在新聞和日常對話裡 it它 is not slang不是俚語 but但 it它 is a little colourful用起來有點生動活潑 American English美式英文 likes this form喜歡用full-fledged這個形式 British English英式英文 often writes fully-fledged instead則常常寫成fully-fledged Same idea either way不管哪一種寫法，意思都一樣