Boris Kharisov
BK
Boris Kharisov
Russian  native

Spanish - свободно. 20 лет в Мексике. Профессор университета. Специальность - Химия, нанотехнология.

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Spanish

Russiannative

Website, Contracts and reports, Science, eLearning, Oil and gas, Chemistry, Physics
Translation
2k words per day
$0.015 per word