bird of passage
US /ˌbɝːd əv ˈpæs.ɪdʒ/
UK /ˌbɝːd əv ˈpæs.ɪdʒ/
1.
候鳥, 漂泊者
a person who travels a lot or often changes their place of residence or work
:
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He's a true bird of passage, never staying in one city for more than a year.
他真是個候鳥，從不在一個城市待超過一年。
•
My aunt has always been a bird of passage, moving from country to country.
我姑姑一直是个候鳥，從一個國家搬到另一個國家。