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中医药在防病治病方面起着积极的作用,由于植物药生长时间一般较长,或占地面积较广;矿物药的开采有些品种受一定条件限制,动物药则有些品种来源已极为稀
Chinese medicine plays an active role in disease prevention and treatment. Because the growth time of botanical drugs is generally longer, or the area is more extensive; some varieties of mineral medicines are subject to certain conditions, and some species of animal medicines are extremely rare.