refrigerated multishelf open case

例句：

1. 1. The refrigerator is a device that keeps food cold.
   冰箱是一种保持食物冷藏的设备。
2. 2. The ice cream was refrigerated before it was served.
   冰淇淋在上桌前被冷藏了。
3. 3.Refrigeration is essential for preserving food and keeping it fresh.
   冷藏对于保存食物和保持其新鲜至关重要。