用袋子裝起來會沒空氣喔!!
https://youtu.be/pCjCkDzefFQ?si=Wl6huRsE8Zu_5yYq
https://youtu.be/nTQ0VXzq_ZQ?si=MyqmrkG6SGeivhwn
https://youtu.be/y6Z36RuIVi0?si=7dp7tEITse5u9AaI
https://hk.news.yahoo.com/%E7%B6%B2%E4%B8%8A%E7%86%B1%E8%A9%B1-%E5%A4%A7%E5%9C%8D%E7%B8%BD%E7%AB%99%E5%A4%9A%E6%9E%B6%E4%B9%
https://youtu.be/vmSAuzqw89k?si=-iH55dWV60w86DaM
用袋子裝起來會沒空氣喔!!