失物

例句：

1. 1. I lost my phone in the park yesterday.
   我昨天在公园丢了手机。
2. 2. The police are looking for a lost child.
   警方正在寻找一个丢失的孩子。
3. 3. The owner of the lost car was found at the scene.
   丢失的汽车的主人在现场被发现了。