英文關鍵字
crazy
scientific
virologist
respirator
man
look
wearing
protective
medical
mask
concept
health
safety
virus
protection
coronavirus
epidemic
covid19
blue
film
sarscov2
2019ncov
scientist
science
laboratory
research
lab
radar
breath
tech
security
wide
mice
ache
clean
walking
blowing
researcher
animal
men
scare
flashbulb
analysis
rat
dose
comical