Ключевые слова: architect, asian, background, boy, builder, building, business, chalkboard, cheerful, child, childhood, concept, construction, cute, design, education, engineer, engineering, equipment, foreman, fun, future, happy, hat, helmet, house, idea, industrial, industry, instrument, kid, learning, little, lovely, male, occupation, portrait, professional, protective, safety, school, science, student, studio, technology, uniform, white, work, young, youth,