0 of diseases, etc., able to be passed from one person or animal to another: --
Almost every transmissible disease has an incubation period during which the person is infected but not yet showing signs of disease.
To start a pandemic, the virus will have to be highly transmissible between humans.
The main thing is to educate people that foot-and-mouth disease is not transmissible to humans.
The Pill will not protect you against sexually transmissible infections.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.