It's been a great honor for me to have this golden opportunity to come to Shanghai, one of the largest cities in the world, to enjoy the magnificent view which the 2010 EXPO has shown us.

我很荣幸有这个（黄金）机会来到世界上最大城市之一…上海，来享受上海世博展示给我们的壮观。我今天要讲的主题是“更多绿色，让生活更美好”。

youdao

Dash claims that it needs about 1, 000 units in most cities to cover major routes, double or triple that for the largest US cities such as New York or Los Angeles.

ENGADGET: Switched On: Dash delivers open roads, open questions (Part 1)