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释义:桃花随着流水飘然而去,明朗的月色、清新的和风到处游荡。表达了一种对自由、宁静生活的向往和追求。
The farmer is the only man in our economy who buys everything at retail, sells everything at wholesale, and pays the freight both ways.
局部和全局现象之间的相互作用是数论中反复出现的主题。
The truth is that we are all alone in the world.