old abacus isolated on white background
Schlüsselwörter
abacus,
calculating machine,
gym,
fitness,
weight,
finance,
business,
dumbbell,
wooden,
barbell,
education,
calculation,
counting,
mathematic,
sport,
accounting,
equipment,
object,
illustration,
school,
wood,
weight,
count,
calculate,
vector
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