analysis
analyzing
beaker
biology
biotechnology
boy
caucasian
chemical
chemist
chemistry
class
classroom
cognition
concentration
confidence
discovery
education
elementary
elementary school
experiment
indoor
intelligence
knowledge
lab
laboratory
learning
lesson
liquid
looking at camera
medicine
microscope
miniheart
person
pupil
research
school
schoolgirl
science
scientific
scientist
smart
standing
student
study
studying
teacher
test
tube
定額
Asian scientist show miniheart to camera while diverse group doing experiment. Young schoolgirl standing at blackboard with chemical theory written while wearing lab coat at laboratory. Edification.の素材 [FY310238563832]
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