Portrait of a woman solving a difficult task, standing near the Board with formulas. The concept of science. Layout.

Name: Portrait of a woman solving a difficult task, standing near the Board with formulas. The concept of science. Layout.
Uploaded: 2018-10-08
Duration: 7 s
Channel: denisyakovlev
Description: Portrait of a woman solving a difficult task, standing near the Board with formulas. The concept of science. Layout.