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猫捉老鼠,天经地义。可是在很久以前,猫和老鼠并不是仇家,而是井水不犯河水的邻居,直到后来发生了一件事,情况才发生了变化。
Cats and mice, perfectly justified. But a long time ago, cats and mice were not enemies, but well-to-river neighbors. Things did not change until something happened.