英文關鍵字
air
allergy
asian
care
china
chinese
city
cold
corona
coronavirus
covid19
disease
ecology
epidemic
face
fever
flu
girl
health
illness
infection
infectious
mask
medicals
outbreak
outdoor
pandemic
park
people
person
pm25
pollution
prevention
protect
protection
protective
quarantine
safety
sick
spreading
spring
street
toxic
transport
virus
wind
windy
winter
woman