topping heater

例句：

1. 1. The topping heater is designed to keep the food warm during cooking.
   顶部加热器设计用来在烹饪过程中保持食物温暖。
2. 2. The topping heater has a built-in timer that automatically turns off after 30 minutes.
   顶部加热器内置了一个计时器，可以在30分钟后自动关闭。
3. 3. The topping heater is easy to use and can be used with any type of stove or oven.
   顶部加热器易于使用，可以与任何类型的炉子或烤箱配合使用。