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一天,一群老鼠在开会。他们要想出一个办法,当猫出现的时候,怎样才能及时逃走。结果,它们想出了一个很好的办法,就是在猫的脖子上挂一个小铃。当猫走
One day a group of mice are in a meeting. They have to come up with a solution to how to escape in time when cats appear. As a result, they came up with a good idea of hanging a small bell around the cat's neck. When cats go