refrigerator unit

例句：

1. 1.The refrigerator unit is a crucial component of the kitchen.
   冰箱单元是厨房的关键组成部分。
2. 2.The new refrigerator unit has a sleek design and energy-efficient features.
   新款冰箱单元设计简洁且节能。
3. 3. The refrigerator unit needs to be regularly cleaned to maintain its efficiency.
   冰箱单元需要定期清洁以保持其效率。