1
an epidemic of [disease]
注意：'epidemic'作为名词时，常与'of'连用表示某种疾病的流行。
An epidemic of measles swept through the town.
麻疹流行病席卷了该镇。
传染病；流行病
先理解核心含义，再看它在真实句子里的用法。
传染病；流行病
a widespread outbreak of an infectious disease
An epidemic of measles swept through the town.
麻疹流行病席卷了该镇。
影响人群中许多人的广泛传播的疾病。
A widespread disease that affects many humans in a population.
在给定时间段内,人群中疾病或紊乱的发生频率高于预期；爆发和随后高流行的阶段。
An occurrence of a disease or disorder in a human population at a frequency higher than that expected in a given time period; an episode of outbreak and subsequent high prevalence.
想法或信仰在人群中的传播。
The spreading of an idea or belief amongst a population.
The city declared a public health emergency due to the epidemic.
由于该流行病，市里宣布进入公共卫生紧急状态。
Scientists study past epidemics to prepare for future outbreaks.
科学家研究过去的流行病以应对未来的爆发。
Epidemic diseases require immediate containment measures.
流行性疾病需要立即采取控制措施。
注意：'epidemic'作为名词时，常与'of'连用表示某种疾病的流行。
An epidemic of measles swept through the town.
麻疹流行病席卷了该镇。
The epidemic spread quickly across the country.
这场流行病迅速蔓延全国。
作为形容词时，'epidemic'常置于名词前或与'become'连用。
The disease became epidemic in many regions.
这种疾病在许多地区变得流行。
Not this
There is epidemic in the city.
Use this
There is an epidemic in the city.
epidemic 是可数名词，单数形式前应加不定冠词 an。
Not this
The epidemic about COVID-19 is serious.
Use this
The epidemic of COVID-19 is serious.
表示某种疾病的流行病时，介词应用 of，表示所属关系，而不是 about。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
流感流行病
The flu epidemic affected thousands of people.
流感流行病影响了成千上万的人。
疫情扩散
The epidemic spread is being monitored.
疫情扩散正在被监测。
流行程度
Obesity has reached epidemic proportions in many countries.
肥胖在许多国家已达到流行程度。
流行病
Epidemic diseases can be controlled with vaccines.
流行病可以用疫苗控制。
控制流行病
Health officials are working to control the epidemic.
卫生官员正在努力控制流行病。
…的泛滥/蔓延
The country is experiencing an epidemic of obesity.
这个国家正经历肥胖问题的泛滥。
达到流行程度/非常普遍
The use of smartphones among teenagers has reached epidemic proportions.
青少年使用智能手机已变得非常普遍。
Use epidemic naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
epi- 像‘上面’，demic 像‘人民’；疾病大规模降临在人民头上，就是流行病。
正式；多见于医学报道、公共卫生公告和新闻；也用于比喻广泛传播的现象
名词为可数，常与of连用；形容词常作定语或表语，与in连用表示在某地流行
Dictionary facts from ECDICT, WIKTIONARY.