cold-storage door

例句：

1. 1.The cold-storage door is the only way to keep the food fresh.
   冷库门是保持食物新鲜的唯一方法。
2. 2. The cold-storage door was designed to prevent theft and maintain security.
   冷库门的设计旨在防止盗窃和维护安全。
3. 3. The cold-storage door is essential for maintaining the temperature and humidity in the storage area.
   冷库门对于维持存储区域的温湿度至关重要。