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A widespread outbreak of a disease that affects multiple countries or continents, often with severe consequences.
Cải thiện hệ thống y tế là cách tốt nhất để chống lại đại dịch.
Improving the healthcare system is the best way to combat the pandemic.
The term is used to describe large-scale disease outbreaks with significant global impact.
Use 'đại dịch' when referring to large-scale outbreaks with global impact.
Reserve 'đại dịch' for significant outbreaks; use 'dịch bệnh' for smaller-scale epidemics.
From 'đại' (great/large) + 'dịch' (epidemic), combining to mean a large-scale epidemic.
The term is often used in formal contexts, especially in news reports and public health discussions.