analyzing
background
biology
biotechnology
chemist
chemists
child
children
classmates
coats
discovery
education
equipment
excited
experiment
flasks
girl
knowledge
laboratory
learn
learning
length
lesson
looking
medical
medicine
microscope
pc
people
person
preteen
reagents
research
schoolgirl
science
scientific
scientist
scientists
serious
smiling
student
study
studying
technology
test
tube
tubes
tuition
white
young
定額
Two little kids in lab coat learning chemistry in school laboratory. Young scientists in protective glasses making experiment in lab or chemical cabinet. Working on a pcの素材 [FY31094022817]
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