英文關鍵字
addiction
chemical
close
coronavirus
cov
covid
cure
disease
dose
dripping
drop
drug
equipment
flu
gloves
hands
heal
health
holding
hospital
illness
influenza
inject
injection
injector
laboratory
liquid
macro
medical
medicament
medicine
microbiology
narcotic
needle
object
pandemic
protective
science
slow
slowmo
splashing
suicide
syringe
treatment
unhygienic
vaccination
vaccine
virus
yellow