Now, after a 40-year lull, a new, different virus has emerged. With better preventive measures, health care standards, and awareness of personal hygiene and nutrition nowadays, will history repeat itself?
然而，事隔 40 年，如今病毒不同、防疫措施不同、醫療水準不同，個人衛生和營養條件更是今非昔比，歷史還有可能重演嗎？