translation.en: Common, the common -- I think that's absolutely right, and why? Because there are more drugs to treat common diseases than there are to treat rare diseases.
translation.zh: 常见病. 对了. 我认为这是绝对正确的. 为什么呢? 因为治疗常见疾病的药物 会比治疗罕见疾病的药物多得多.