英文關鍵字
adult
avoid
bump
bumping
care
caucasian
city
close
cold
coronavirus
cov
covid19
day
daylight
disease
elbow
elbows
epidemic
face
fellow
flu
greeting
guy
hand
health
hug
human
illness
infect
infection
instead
lady
male
man
mask
masks
medical
medicine
meets
noon
omicron
pandemic
person
pneumonia
portrait
professional
protective
respiratory
sars
sarscov2
snow
spread
street
syndrome
they
town
urban
virus
winter
woman