polypide

例句：

1. 1. The material is very porous, allowing air to pass through easily.
   这种材料非常多孔，空气可以很容易地通过。
2. 2.The soil is porous enough for plants to grow quickly.
   土壤多孔，植物可以快速生长。
3. 3. The polypide structure of the rock allows it to be easily carved into various shapes.
   岩石的多孔结构使其易于雕刻成各种形状。