英文關鍵字
team
coronavirus
vaccine
doctor
meeting
talking
medicine
medical
health
healthcare
slow
motion
specialist
working
hospital
professional
care
clinic
uniform
indoor
office
standing
group
teamwork
colleague
man
woman
male
female
young
adult
physician
nurse
caucasian
discussion
communication
african
multiethnic
mature
laboratory
virus
research
scientist
science
development
biotechnology
biochemistry
lab
analyzing
covid19
syringe