rag nail

例句：

1. 1. The old man used to use ragged nails to fix his roof.
   这位老人过去常用破布条钉来固定他的屋顶。
2. 2. The children were playing with ragged nails and sticks.
   孩子们正在用破布条钉和棍子玩耍。
3. 3. The old house needed some repairs; I found a few ragged nails in the attic.
   这所老房子需要维修，我在阁楼里找到了一些破布条钉。