遥遥望沙飞
no matter what festival it is,people would like to create a festive atmosphere ,it may be joyful and happy,or sorrowful and sad ,to achieve the purpose of celebrating.just as this good wish is driving,people have to be careful of their behavior .Some action and words must be constrained,in case it will destory the good atomosphere of the festival and wash away good luck ,but bring bad luck. so,the prohibition on the festival is generated.
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