電風扇越吹越熱？只需學會這3招，溫度立馬下降，比吹空調還涼快 /

https://www.youtube.com/watch?v=n0QsBx34NPI&feature=youtu.be&fbclid=IwAR0q6ZxKgqz4SFUV7UtXBughd6Yl1HRwDNZsuTcPZyaQwnIKztpHAX4S-js