recording in Russian, in a notebook on a chemistry lesson
Palabras clave
realistic,
white,
blue,
background,
view,
graphic,
copy,
paper,
art,
abstract,
texture,
style,
formula,
grey,
symbol,
school,
complex,
notebook,
pen,
law,
shadow,
wallpaper,
drawing,
learning,
education,
crayons,
grid,
chemical,
science,
vignetting,
geometry,
sheet,
college,
chemistry,
lesson,
copybook,
technical,
handwriting,
exam,
equal,
compound,
student,
mathematic,
worked,
handwritten,
obtain,
acid
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