google map api

Vancouver+BC|Seattle&destination

San+Francisco|Victoria+BC

温哥华至旧金山 温哥华至维多利亚
西雅图至旧金山 西雅图至维多利亚

https://developers.google.com/maps/documentation/distance-matrix/intro?hl=zh-cn#DistanceMatrixRequests

https://maps.googleapis.com/maps/api/distancematrix/json?origins==San+Francisco|Victoria+BC&mode=bicycling&language=fr-FR&key=你的key

https://maps.googleapis.com/maps/api/distancematrix/json?origins=北京首都国际机场&destinations=北京故宫&language=fr-FR&key=你的key