茶是中华民族的国饮,具有保健、解渴、疗疾之效,又富欣赏情趣,还可陶冶情操。茶是古老的经济作物,经历了药用,食用,直至成为世界三大饮料之一。茶的保健作用自古以来就有记载,现代研究显示,饮茶对癌症、心血管疾病和尿病均有预防作用。 Tea is the national drink of the Chinese nation. It has health care, thirst-quenching, curative effects, rich appreciation of tastes, and can also cultivate sentiment. Tea is an old economic crop that has undergone medicinal use and consumption until it has become one of the three major beverages in the world. The health effects of tea have been documented since ancient times. Modern research shows that drinking tea has a preventive effect on cancer, cardiovascular disease and urine disease.