"of the nature of, or caused by, a virus," 1944, see virus + -al (1). Sense of "become suddenly widely popular through Internet sharing" is attested by 1999, originally in reference to marketing and based on the similarity of the effect to the spread of a computer virus. Related: Virally.
雙語例句
1. a viral infection
病毒性感染
來自《權威詞典》
2. He is suffering from viral meningitis.
他患病毒性腦膜炎.
來自《簡明英漢詞典》
3. A variety of viral agents cause aseptic meningitis or meningoencephalitis.
各種病毒性因子可引起無菌性腦膜炎或腦膜腦炎.
來自辭典例句
4. Viral bovine rhinotracheitis simulates and may be combined with shipping fever.
牛病毒性鼻氣管炎和運輸熱相似,并可能和運輸熱同時發生.
來自辭典例句
5. Animals may serve as a vehicle for viral transmission.