用纸壳DIY迷你空气冷却器!
Turn simple cardboard into a handy mini air cooler!
只用废纸箱就能做一个迷你小空调!
With easy steps and cheap materials, you can make a small, portable cooling fan at home.
步骤简单、材料便宜,在家就能动手做出便携小冷风机。
A great DIY project for kids and adults alike!
大人小孩都能玩的趣味手工,清凉一夏!

