R number
noun[C]
uk/ˈɑː ˌnʌm.bər/us/ˈɑːr ˌnʌm.bɚ/(alsoR rate,uk/ˈɑː ˌreɪt/us/ˈɑːr ˌreɪt/)short forreproduction number: theaveragenumberofpeoplethat onepersonwith aparticulardiseaseinfects:
传染率（reproduction number的缩写）An Rnumberof 1meansthat onaverageeverypersonwho isinfectedwillinfect1 otherperson.传染率为1表示平均每个患者会传染给另一个人。
Recentdatahassuggestedthat the Rnumberin south-westEnglandmay be as high as 1.1.最近的数据显示英格兰西南部的传染率高于1.1。
- The Rnumberformeaslesis around 15.
- The Rnumberis akeymeasureof howfastcoronavirus isspreading.
- Extracareneedsto be taken wheninterpretingRnumbersinregionswherecaseshavefallentolowlevelsandtransmissionishighlyvariable.
Passing on illness & causing disease
- aerosolize
- catching
- community transmission
- contact tracer
- contact tracing
- disseminator
- epidemic
- harbour
- infected
- insalubrious
- noncarrier
- noncontagious
- pass on
- percent positive
- pestilential
- transmit
- transmittable
- unhygienic
- verminous
- virally