The Great Wall of China is one of the greatest wonders of the world.It is about 4000 miles long.中国长城是世界上最伟大的奇观之一，大约有4000英里长。 The Great Wall of China is called the "Ten-thousand-Ii Great Wall" in Chinese.中国长城被称为“万里长城”。 The Great Wall has a...
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