流浪儿童

例句：

1. 1. The homeless man was sleeping on the street.
   那个无家可归的人在街上睡觉。
2. 2. Many people are struggling to make ends meet.
   许多人都在努力维持生计。
3. 3. She decided to give up her job and travel around the world.
   她决定放弃工作，环游世界。