Haybox cooking干草箱
haybox cooking fireless cooking无续热烹调
fireless cooking haybox cooking无续热烹调
N（名词） an airtight box full of hay or other insulating material used to keep partially cooked food warm and allow cooking by retained heat 保温箱; 把箱子填满干草或其他绝缘材料，使未熟食品保温，并用保存的热量把食品烹熟