英文關鍵字
adult
aged
angle
blue
caucasian
coronavirus
covid
day
distance
face
female
garden
girl
gloves
health
hoodie
isolation
keep
lady
leisure
low
male
man
mask
motion
nature
pandemic
park
pensioner
protection
quarantine
recreation
ride
road
schoolgirl
shot
sky
slow
social
spring
talk
tree
village
virus
vulnerable
yellow