求翻译：我国传统的清明节大约始于周代，已有二千五百多年的历史。清明最开始是一个很重要的节气，清明一到，气温升高，正是春耕春种的大好时节，故有“清明前后，种瓜种豆”。“植树造林，莫过清明”的农谚。后来，由于清明与寒食的日子接近，而寒食是民间禁火扫墓的日子，渐渐的，寒食与清明就合二为一了，而寒食既成为清明的别称，也变成为清明时节的一个习俗，清明之日不动烟火，只吃凉的食品。是什么意思？

About China's traditional festival began in the Zhou dynasty, has 2500-year history. Ching Ming is the beginning of a very important moral courage, clear and bright one, the temperature rise, it is a great spring spring planting season, and therefore, "Tomb Sweeping Festival, melons kinds of beans."

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Our country tradition Qingming Festival probably begins in Zhou Dynasty, had more than 2500 years history.Pure Brightness most starts is very important solar terms, Pure Brightness one, the temperature ascension, is precisely the spring plowing spring sowing excellent season, therefore has “around P

Traditional festival about began in the Zhou dynasty in China, has a history of more than 2,500 years. Tomb-the beginning is a very important solar term, of a sober mind to temperatures, it was spring chunzhong excellent season, there is "before and after the Ching ming, kinds of kinds of beans". "R

Our country probably started in Zhou dynasty on traditional Qing Ming Day, had had a history of more than 2,500 years already. Pure Brightness begin to be very important solar terms most, arrive on Pure Brightness, the temperature rises, it is exactly the great season that the spring plough sows in