An abnormality in something, especially in a person's body or behaviour, is an unusual part or feature of it that may be worrying or dangerous.
例句
Further scans are required to confirm the diagnosis of an abnormality...需要進(jìn)一步掃描來(lái)確診是否出現(xiàn)異常病變。Genetic abnormalities are more often associated with faults in paternal DNA than in maternal DNA.相對(duì)于母本DNA,基因畸變往往更多地與父本DNA上的缺陷相關(guān)。