corrugated fire box

例句：

1. 1.This corrugated fire box is very sturdy and can hold a lot of firewood.
   这个波纹铁皮火箱非常坚固，可以存放很多木柴。
2. 2. The old man used to keep his firebox filled with dry twigs for warmth.
   那位老人过去总是用干树枝填满他的火箱取暖。
3. 3. The firebox was made from corrugated iron, which made it easy to heat up and cool down.
   火箱是用波纹铁制成的，这使得加热和冷却都很容易。