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| The Man Who Guards Swans | |
| 摘 要： | Rongcheng in East China's coastal Shandong Province has a swan lake where hundreds of swans spend winter days after a longjourney from Siberia or Xinjiang.It is Asia's largest winter habitat forswans.In the coldest months,swans swim happily there and thei… |
| 本文献已被 CNKI 等数据库收录！ | |