锅盖
为什么用锅盖可以灭火英语作文
为什么用锅盖可以灭火英语作文 How a Pot Lid Can Extinguish a Fire. Fire is a chemical reaction that occurs when a substance reacts with oxygen, releasing heat and light. In order for a fire...
为什么用锅盖可以灭火英语作文 How a Pot Lid Can Extinguish a Fire. Fire is a chemical reaction that occurs when a substance reacts with oxygen, releasing heat and light. In order for a fire...