英文關鍵字
scientist
lab
experiment
laboratory
medical
research
sample
scientific
study
work
analysis
biotechnology
animation
video
clip
popup
motion
man
guy
male
character
cartoon
clinical
discover
doctor
chemist
professional
substance
compound
cyclic
composition
pharmaceuticals
smile
bearded
uniform
skill
equipment
expert
flat
graphic
medicine
person
protection
remedy
worker
outline
simple
doodle