求翻译：高速公路网发达，通车里程超过4700公里，居全国第二位，省内多数城市之间可在半日互达。 海运便利，青岛港为中国第二个外贸大港。是什么意思？

Well-developed highway network, traffic mileage of over 4700 km, ranking the second place, most cities in the province in half a day between each other up. Shipping convenience, Qingdao Port, China's foreign trade Dagang.

Highway traffic mileage Web developed, and more than 4700 km across the nation, the first 2 bits of the province, between most cities can be reached in half-day Internet. Shipping to Hong Kong, Qingdao, China's foreign trade 2 of Chittagong Hill Tracts.

The high speed highway network is developed, is open to traffic the course to surpass 4700 kilometers, occupies national second, in the province between the most cities may reach mutually in the half day. The marine transportation is convenient, Qingdao port for Chinese second foreign trade big port

Expressway network developed, mileage more than 4,700 kilometers, ranks second, between each other in half in most cities of the province. Maritime facilities, Qingdao Hong Kong as China's second foreign port.

正在翻译，请等待...