Ключевые слова: button, buttons, circle, close, closeup, confuse, confusing, control, controls, detail, details, disagree, disagreeing, down, electricity, electronic, electronics, energy, grey, hardware, instructions, light, macro, metal, metallic, off, old, on, oppose, opposite, opposition, power, push, reflect, reflecting, round, shiny, shut, silver, start, switch, symbol, technological, technology, turn, two, type, up, word, words, working,