她决定旅行，并于2006年抵达尼泊尔西部。当时那里刚刚结束一场战争，许多儿童流落街头。

She decided to travel and arrived in western Nepal in 2006. A war had just ended there and left many children living on the streets.

youdao

由于精神疾病，他无家可归，开始流落街头。

Because of mental illness, he became homeless and started living on the street.

youdao

他流落街头，然后在一家孤儿院生活。

He lived on the streets, and then in an orphanage.

youdao

Nobody knows who it is,so they call it,they find it wandering on the streets.

没人知道他是谁，他流落街头。

耶鲁公开课 - 死亡课程节选

Now this does not mean that a person who doesn't have enough food, someone who is homeless on the streets here, gets an extra thousand or two thousand dollars a month-- that of course will make him or her much happier.

并不是说一个没有足够食物，一个无家可归，流落街头的人，每个月多有一两千美元-,那当然会让他或她更快乐。

哈佛公开课 - 幸福课课程节选