Rotavirus: spread through the fecal-oral transmission, if you don't wash your hands or disinfect after using the toilet, and then go to catch the food, the virus will contaminate the food, resulting in cross-infection. And rotavirus is spread through toys, tableware and so on.
Flu: also a virus that spreads mainly through droplets and is characterized by upper respiratory tract infections, if you go out try to wear a mask and do not spit.
New Crown pneumonia: this virus, the lethality is very high, and the lower the temperature the higher the survival rate, so the fall and winter to pay special attention to, fewer people to go to avoid sources of infection, imported frozen food less to eat, go out and wear a mask, away from the source of infection. Wish you and I are healthy.
The rain is hazy like a fairyland of Fanjingshan Mountain under the mountain wearing a single mountain wearing cotton mountain full of ice cream flowers
Wherever the pl