| 单词 | virus |
|---|---|
| 音标 | ['vaiərəs] |
| 解释 | n.病毒 |
| 红宝书 | 【英】 n. 病毒(the causative agent of an infectious disease) |
| 字源 | virus (n.) 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 višnja "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. |
| 不择手段背单词 | 无 |
| 趣味全助记 | 无 |
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