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。它在世界大學(xué)排名22廣告牌。 然后,我們將乘火車去墨爾本。 第二篇 for the 1st day, we would like to visit sydney for the wellknown sydney opera house. it is like a shell lying in the bay. then, we would go to melbourne by train. it is the trading center of australia, and what is more, the best c