求翻译：长城是世界上最长的墙。它是在中国北部。它建于秦代，有两千多年的历史。它是世界七大奇迹之一。这是超过6700公里长，高7.8米，宽6.5米，基宽5.8米，在顶部。这是足够宽的七个马并排走。是什么意思？

Great Wall is the world's longest wall. It is in northern China. It was built in the Qin Dynasty, two thousand years of history. It is one of the seven wonders of the world. This is more than 6700 km long, high 7.8 m wide and 6.5 meters wide and 5.8 m base, at the top. This is wide enough to go side

正在翻译，请等待...

The Great Wall is in the world the longest wall.It is in the northern China.It constructs at the Qin generation, some more than 2000 years history.It is one of world seven wonders of the world.This is surpasses 6700 kilometer long, the height 7.8 meters, the width 6.5 meters, the base width 5.8 mete

Wall are world's longest wall. It is in the North of China. It was built in the Qin dynasty, more than 2000 years of history. It was one world seven wonders. This is more than 6,700 kilometres long, 7.8 metres high, 6.5 meters wide, base width 5.8 metres, at the top. It is wide enough for seven hors

Great Wall is the world's longest wall. It is in northern China. It was built in the Qin Dynasty, two thousand years of history. It is one of the seven wonders of the world. This is more than 6700 km long, high 7.8 m wide and 6.5 meters wide and 5.8 m base, at the top. This is wide enough to go side