CentersforDiseaseControlsaysblooddonorsarenot a randomsampleofthepopulation, sothis 20% figureisn't a strictscientificstudy, butitdoesreflectthediseasesspreadinAmerica.
A personisgenerallyprotectedforlifeafteroneencounterwithviruseslikechickenpoxorpolio, However, therearesomevirusesthatareimmunesystemsseemtoeasilyforget.
A warningmeansthere's animminentemergency, andyouneedtoseekshelterimmediately.
警告は、緊急事態が差し迫っていることを意味し、すぐに避難する必要があります。
Theweatherhasturnedbad.
天気が悪くなりました。
Goaheadandidentifyyoursafeplaceincaseyourplaceunder a warning, downloadyourfavoriteweatherappanddoublecheckthatyouremergencynotificationsareturnedonsoyou'realertedassoonas a warningisissued.
It's themostamazingthing I encountered, I found I'veseeninmylifeintheseremotecavesneartheDeadSea, Israeliresearchersfounddozensoffragmentsof a deadseascrollbearingbiblicaltextwritteninGreekanddatingbacknearly 2000 years.