The river was the only natural routeway across the desert waste .

那河流是越过荒漠唯一的天然通路。

Jiangying big bridge makes the yangtze river natural moat become a convenient traffic and transportation channel , is the press routeway to shanghai and southern jiangsu .

江阴大桥使长江天堑变通途，是泰州与上海、苏南的快速通道。