Ключевые слова: analyzing, asian, background, beaker, biology, biotechnology, blue, chemical, chemistry, class, colorful, dna, doctor, equipment, examination, flask, girl, glass, glassware, gloves, green, health, lab, laboratory, learning, man, medical, medicine, microscope, people, red, research, science, scientific, scientist, senior, slide, student, students, study, teaching, technology, test, tool, tube, white, woman, work, yellow, young,