Word · Frequency #29689
asymptomatic
无症状的
核心释义
having no symptoms of illness or disease
- 1.
不表现任何疾病症状的,如亚临床病例(体格检查或实验室检查无可见体征)。
Not exhibiting any symptoms of disease, as for example in a case which is subclinical (“without signs detectable by physical examination or laboratory test”).
- 2.
无症状的
having no symptoms of illness or disease
不表现任何疾病症状的,如亚临床病例(体格检查或实验室检查无可见体征)。；无症状的；[医] 无症状的
用法In use
Many people with the virus are asymptomatic and never feel sick.
用法提示：句中asymptomatic作表语形容词，表示‘无症状的’。
The test can detect the disease even in asymptomatic patients.
用法提示：asymptomatic在名词前作定语，修饰patients，意为‘无症状的’。
She remained asymptomatic throughout the entire incubation period.
用法提示：asymptomatic作表语，与remained连用，表示持续处于无症状状态。
be asymptomatic
主语通常指人，表示某人虽患病但未表现出症状。
Many infected people are asymptomatic.
许多感染者没有症状。
remain asymptomatic
强调在一段时间内持续没有症状。
相关词与表达Connections
搭配Collocations
- asymptomatic carrier
- 无症状携带者
- Some people are asymptomatic carriers of the virus and can still spread it.有些人是这种病毒的无症状携带者，仍然可能传播病毒。
- asymptomatic infection
- 无症状感染
- She had an asymptomatic infection and only learned about it after a blood test.她有过一次无症状感染，直到验血后才知道。
- asymptomatic case
- 无症状病例
- The clinic identified several asymptomatic cases during routine screening.这家诊所在常规筛查中发现了几例无症状病例。
- asymptomatic patient
- 无症状患者
- Doctors advised the asymptomatic patient to quarantine until the test came back negative.医生建议这位无症状患者隔离，直到检测结果转为阴性。
学习提示Learner notes
记忆技巧Memory Tip
把 asymptomatic 拆成 a（无）+ symptom（症状），联想体检报告上的“无症状”：没有 symptom，就是 asymptomatic。
语境与语域Context & Register
语域：formal 常见场景：medical reports、public health announcements、clinical research asymptomatic 属于医学术语，多用于正式场合，如医疗记录、公共卫生报道或临床研究。日常口语中更常说 without symptoms 或 show no symptoms。注意它是形容词，可作表语或定语。
发音与拼写Pronunciation & Spelling
以上词都以 /ˈmætɪk/ 结尾，与 asymptomatic 的结尾押韵，拼写中也都有 -matic。注意不要被拼写相似的 asymptotic /ˌæsɪmpˈtɒtɪk/ 迷惑，它重音在 /ˈtɒt/，与 asymptomatic 不押韵。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.