multiple perforation

例句：

1. 1. The material has multiple perforation, which makes it easy to clean.
   这种材料有多孔，很容易清洗。
2. 2. The wall is made of a multi-perforation material that allows for good air circulation.
   墙壁是由多孔材料制成的，有利于良好的空气流通。
3. 3.The fabric has multiple perforation, making it soft and breathable.
   这种布料有多孔，所以柔软且透气。