求翻译：位于太平洋西岸，亚洲大陆东沿，中国南北海岸中心点，长江和钱塘江入海汇合处。北界长江，东濒东海，南临杭州湾，西接江苏和浙江两省。是长江三角洲冲积平原的一部分，平均高度为海拔4。是什么意思？

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Is located the Pacific Ocean West bank, east the Asian mainland along, the Chinese north and south seacoast central point, Yangtze River and Qiantang River enter the sea convergence place.North Yangtze River, east is close to East China Sea, south is near Hangzhou bay, west meets Jiangsu and Zhejian

Located in the West coast of the Pacific, East along the Asian continent, North and south coasts of China center point, the Yangtze and Qiantang river confluence to the sea. Northern boundary of the Yangtze River, East is close to the East China Sea, South of Hangzhou Bay in the West, Jiangsu and Zh