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| 作者姓名： | 张宇 |
| 作者单位： | 安徽省淮北市李桥中学 |
| 摘 要： | In the 13th century,the famous Italian traveller,Marco Polo,travelled a long way to China.During his stay in China,he saw many wonderful things. One of the things he discovered(发现) |
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