炉顶

例句：

1. 1. The engineer inspected the furnace top for any signs of wear and tear.
   工程师检查了炉顶，看是否有磨损的迹象。
2. 2. The firefighters had to climb up to the furnace top to put out the fire.
   消防员不得不爬到炉顶去扑灭大火。
3. 3. The old stove was a simple design, with a small furnace top that could be used for cooking as well.
   这台旧火炉设计简单，有一个小的炉顶，既可以用于烹饪也可以作为取暖使用。