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最佳答案：Did not know when from starts, I thought that I float probably in the air the du
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最佳答案：Sydney Opera House is like a huge ship going forward in the sea with sails full
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最佳答案：1 low atmospheric air pressure, air circulation is the main factor. Due to small
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最佳答案：We live in a vast universe,stardust and light particles floating all throughout,
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最佳答案：There is a Xin'An river.Blue blue looks really goodThere is a moon island.Floati