求翻译：长城西起嘉峪关，东至辽东虎山，全长8851.8公里，平均高6至7米、宽4至5米。长城是我国古代劳动人民创造的伟大的奇迹，是中国悠久历史的见证。它被视为中国的象征。是什么意思？

Jiayuguan Great Wall, west, east to Liaodong Hushan, length 8851.8 km, average height 6-7 meters wide and 4-5 meters. Working people in ancient China the Great Wall is the great miracle of creation, is the witness of Chinese history. It is seen as a symbol of China.

great wall west from Jiayuguan in the west, the total length is 851.8 kilometers Liaodong Tiger Hill, on average 6 to 7 meters, 4 to 5 meters wide. great wall is my ancient laboring people, creating the greatest miracle of China's long history is the witness. It is considered a symbol of China.

West Great Wall Jiayuguan, east to Liaodong Hushan, span 8851.8 kilometers, average high 6 to 7 meter, width 4 to 5 meters.The Great Wall is the great miracle which our country ancient times the working people created, was the Chinese glorious history testimony.It is regarded as China's symbol.

West of the great wall from the Jiayuguan, East to Liaodong Shan, 8851.8 km, average 6 to 7 meters high, 4 to 5 meters wide. The great miracle of the great wall is the ancient Chinese working people create, is the witness of a long history in China. It is considered a symbol of China.

West of the great wall from the Jiayuguan, East to Liaodong Shan, 8851.8 km, average 6 to 7 meters high, 4 to 5 meters wide. The great miracle of the great wall is the ancient Chinese working people create, is the witness of a long history in China. It is considered a symbol of China.