求翻译：如皋通江达海、承南启北，长三角各大城市均可在3小时内抵达，沪通城际高铁更是将她与上海的时空距离缩短到30分钟，一步跨入上海城市客厅；是什么意思？

正在翻译，请等待...

正在翻译，请等待...

North jukao Tongjiang reaches the sea, receives opens, long triangle each big city may arrive in 3 hours, Shanghai passes the city border high-valence iron is her with Shanghai's space and time range attenuation to 30 minutes, one step strides in the Shanghai city living room;

Rugao North into rivers and seas, South kai, Yangtze River Delta cities could be within 3 hours of arrival, Shanghai-Shanghai and Tongcheng Intercity high-speed rail is her spatial and temporal distances as short as 30 minutes, step into the living room of Shanghai City;