英文關鍵字
antidote
barrier
biohazard
bioterrorism
catastrophe
chemical
chemistry
coronavirus
danger
dangerous
doctor
ebola
epidemic
eye
face
hand
hazard
hospital
infection
infectious
injection
laboratory
male
man
medical
medicine
nurse
physician
professional
protect
quarantine
research
safety
science
suit
syringe
toxic
uniform
vaccine
virus
warning
white