bird of passage

音标发音

An archaeologist, an odd bird of passage who turns up there every three or four years or so.
一个考古学家，他是一个性情古怪、漂泊无定的人，每隔三四年左右就会来这里一次。
Which one of the birds is the bird of passage?
这些鸟中哪只是候鸟?
He was a bird of passage until he married and bought a house.
他漂泊无定，直到结了婚，买了房子才安定下来。
Andrew left for Madrid again yesterday-he's a regular bird of passage.
安德鲁昨天又动身到马德里去了，他真是个行踪不定的人。
The island had been used by many generations of birds of passage, as they made the long journey south each year in search of warmer weather.
多年来，候鸟每次长途南飞寻找天气更暖和的地方时，它们都把这个岛当作栖息地。