10. The Australian Great Barrier Reef in Australia is the largest marine reserve in the world. It covers an area of more than 340,000 square kilometers
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- 發佈日期2021年8月13日 下午2:22 [UTC]
- 長度2 分鐘
- 分級兒童適宜
10. The Australian Great Barrier Reef in Australia is the largest marine reserve in the world. It covers an area of more than 340,000 square kilometers