what's the meaning of neighbor?

China
August 2, 2010 9:41pm CST
nowadays,people living next doors even don't know each other. this is a common phenomenon in my hometown, i don't know whether people in the other places have the same situation? how do you think about this problem? in my mind, i think neighbors should often visit each other and have a talk with each other, but now, it is really out of my expectation...
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