[影片] 使用手扶梯真的要很小心

https://www.youtube.com/watch?v=rD9ODk-FHSE

https://www.youtube.com/watch?v=gCeuln9A110

https://www.youtube.com/watch?v=R4srBkWUwVQ

https://www.youtube.com/watch?v=Y3Hiw1k-rE4