bird of passage
US /ˌbɝːd əv ˈpæs.ɪdʒ/
UK /ˌbɝːd əv ˈpæs.ɪdʒ/

成语
1.
候鸟, 漂泊者
a person who travels a lot or often changes their place of residence or work
示例:
•
He's a true bird of passage, never staying in one city for more than a year.
他真是个候鸟,从不在一个城市待超过一年。
•
My aunt has always been a bird of passage, moving from country to country.
我姑姑一直是个候鸟,从一个国家搬到另一个国家。
在 Lingoland 学习这个单词