collecting zone

例句：

1. 1. The city has a large collecting zone for waste materials.
   这个城市有一个大型的废物收集区。
2. 2. The scientists are working on developing a new collecting zone for the rare species.
   科学家们正在开发一个新的稀有物种收集区。
3. 3. The collectors were gathered in the collecting zone to inspect the items.
   收藏家们聚集在收集区来检查物品。