When people graduate from college, it's time for them to fly the nest.

人们大学毕业后就到了自立门户的时候。

youdao

Arctic terns, being true long-distance migrants, they nest in coastal wetlands of northern Europe but fly south for thousands of miles to spend the European winters in Antarctica.

北极燕鸥是真正的长途迁徙者，它们在北欧沿海湿地筑巢，但会向南飞行数千英里，在南极洲度过欧洲的冬季。

youdao

Hundreds of them may fly out of a single nest in the soil.

上百个这样的蚁后有可能从土中的同一个蚁巢飞出。

youdao

Some of this is pragmatic: high rents and tight mortgage-lending criteria make it expensive and difficult to fly the nest.

ECONOMIST: Young adults have become reluctant to fly the family nest