unnail

例句：

1. 1. The carpenter unnailed the wooden planks together.
   木匠把木板钉在一起。
2. 2. She unnailed the door to let in more light.
   她把门拆下来以便让更多的光线进来。
3. 3. The old house needed some unnailing to make it habitable.
   这所老房子需要一些拆下工作才能变得适合居住。