snow cave shovel

例句：

1. 1.We need to clear the snow cave before we start building.
   我们需要在开始建造之前清理雪洞。
2. 2.The snow cave was too deep for me to dig through.
   雪洞太深了，我挖不过去。
3. 3.He used his snow cave shovel to clear a path in the snow.
   他用他的雪洞铲在雪中开辟了一条通道。