https://blog.wongcw.com/2018/12/19/%e8%b0%b7%e6%ad%8c%e6%8e%a8%e5%87%ba%e6%96%b0%e7%89%88google-trekker%e8%a1%97%e6%99%af%e6%8e%a1%e9%9b%86%e8%a8%ad%e5%82%99%ef%bc%9a%e6%9b%b4%e5%b0%8f%e6%9b%b4%e8%bc%95%e6%9b%b4%e6%b8%85%e6%99%b0/
谷歌推出新版Google Trekker街景採集設備:更小更輕更清晰