V2EX asymptomatic carrier

Asymptomatic carrier

释义 Definition

无症状携带者:感染了某种病原体(如病毒、细菌),自身没有明显症状,但仍可能把病原体传播给他人的人。(在医学与公共卫生语境中常用)

发音 Pronunciation (IPA)

/esm(p)tmtk krir/

例句 Examples

She turned out to be an asymptomatic carrier of the virus.
她后来被证实是这种病毒的无症状携带者。

Even if someone feels healthy, an asymptomatic carrier can still transmit an infection, which is why testing and prevention matter in outbreak control.
即使一个人感觉很健康,无症状携带者仍可能传播感染,这也是为什么在疫情控制中检测与预防很重要。

词源 Etymology

asymptomatic 由前缀 a-(表示“无、非”)+ symptomatic(“有症状的”,来自 symptom “症状”)构成,字面意思是“没有症状的”。carrier 来自 carry(“携带、运送”),在医学中引申为“携带并可能传播病原体的人”。合起来即“无症状但携带病原体的人”。

相关词 Related Words

文学/纪实作品中的用例 Notable Works

  • Typhoid Mary: Captive to the Public’s Health(Judith Walzer Leavitt):讨论“伤寒玛丽”案例时常用到“无症状携带者”的概念与表述。
  • Spillover: Animal Infections and the Next Human Pandemic(David Quammen):在讲述人畜共患病与传播链时会涉及无症状传播与携带者。
  • The Coming Plague(Laurie Garrett):公共卫生与传染病纪实写作中频繁讨论无症状感染/携带对防控的影响。
  • The Ghost Map(Steven Johnson):在叙述霍乱与流行病学发展时涉及“携带与传播”的关键概念(常与“carrier”语境并用)。
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