相反，患上一些慢性疾病诸如高血压的患者很多，但可以依靠药物维持生命。
By contrast, there were millions of patients with chronic diseases like hypertension who would take drugs for life.
在不依靠药物的情况下，只有3%的人能在戒烟后坚持一年不复吸。
Only 3 percent of people who quit smoking can stop for a year and not smoke again without medicine.
大约有4000万人口依靠林业获取食品、药物、能源和收入。
Some 40 million people rely on the forest for their food, medicines, energy and income.
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