late 14c., "venomous substance," from Latin virus "poison, sap of plants, slimy liquid, a potent juice," probably from PIE root *weis- "to melt away, to flow," used of foul or malodorous fluids, with specialization in some languages to "poisonous fluid" (cognates: Sanskrit visam "poison," visah "poisonous;" Avestan vish- "poison;" Latin viscum "sticky substance, birdlime;" Greek ios "poison," ixos "mistletoe, birdlime;" Old Church Slavonic vi?nja "cherry;" Old Irish fi "poison;" Welsh gwy "fluid, water," gwyar "blood"). Main modern meaning "agent that causes infectious disease" first recorded 1728 (in reference to venereal disease). The computer sense is from 1972.
實用例句
1. The official number of people carrying the AIDS virus is low.
艾滋病病毒攜帶者的官方數(shù)字并不高。
來自柯林斯例句
2. Hackers are said to have started a computer virus.
據(jù)說黑客們已經(jīng)開始傳播一種新的電腦病毒。
來自柯林斯例句
3. The repairman reported back that the computer had a virus.
修理工報告說電腦染了病毒。
來自柯林斯例句
4. I was determined not to succumb to the virus.
我堅決不向病毒屈服。
來自柯林斯例句
5. Liver cancer is linked to the hepatitis B virus.
