英文關鍵字
three
people
young
adult
man
male
black
woman
female
hispanic
mid
caucasian
animation
diverse
scientist
wearing
protective
gear
taking
liquid
sample
test
tube
blood
cell
digital
composite
multiple
exposure
laboratory
profession
medical
lab
experiment
medicine
research
chemistry
scientific
biotechnology
doctor
biology
chemical
hospital
microbiology
chemist
science
analysis
healthcare
clinic
biochemistry