Amazon GO 無人商店 & Amazon Echo

Amazon GO 無人商店
1. https://www.youtube.com/watch?v=WduWDXfBrE4&t=30s
2. https://www.youtube.com/watch?v=HcW-SXb5rTA
3. https://www.youtube.com/watch?v=_ypC1f9N_o8
4. https://www.youtube.com/watch?v=AnCa8abTyEw
5. https://www.youtube.com/watch?v=-0i5taWjApI
How to use the Amazon Echo Quickstart Guide | Howcast Tech 1. https://www.youtube.com/watch?v=14U7glZZHTs 2. 你的家庭小精靈: Amazon Echo (中文字幕cc) https://www.youtube.com/watch?v=FDAwUNzVx0M