preheating blanket

例句：

1. 1.We need to preheat the oven before cooking the steak.
   我们需要在烹饪牛排之前预热烤箱。
2. 2.The baby is sleeping soundly on the preheating blanket.
   宝宝正安稳地躺在预热毯上睡觉。
3. 3. She spreads a preheating blanket over the table to protect it from the cold.
   她把一个预热毯铺在桌子上，以防它受冷。