Over the years, the group has made stoves using mud, bricks, sheet metal, clay, ceramics and old oil drums. Most of the stoves look like large, deep cooking pots.

多年来，研究中心已经研制了使用泥土、砖块、金属薄片、粘土、陶瓷、旧油桶的火炉，大部分的炉子都像又大又深的饭锅。

youdao

Over the years, the group has made stoves using mud, bricks, sheet metal, clay, ceramics and old oil drums. Most of the stoves look like large, deep cooking pots.

多年来，研究中心已经研制了使用泥土、砖块、金属薄片、粘土、陶瓷、旧油桶的火炉，大部分的炉子都像又大又深的饭锅。

youdao