Middle age man and woman scientists having conversation at laboratory
Palabras clave
senior,
mature,
elderly,
adult,
portrait,
beard,
woman,
man,
female,
lifestyle,
expression,
science,
research,
medicine,
scientist,
experiment,
technology,
medicals,
professional,
microscope,
chemist,
biology,
analysis,
work,
men at work,
working,
tube,
test,
partner,
speaking,
talking,
relaxed,
condensed,
concentration,
speak,
talk,
conversation,
clinic,
center,
hospital,
room,
indoor,
indoor,
laboratory,
laboratory,
chemistry,
pharmacy
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