Ключевые слова: astronomy, beam, burn, buttons, children, compact, cyber, cyborg, device, education, educational, electricity, electronic, eye, fire, future, generator, gold, grey, help, horizontal, keys, lamp, laser, led, machine, office, optic, pen, physics, playing, point, pointer, power, powerful, presentation, quantum, radiation, ring, science, show, signal, spectrum, spotlight, stars, steel, strong, surgery, tool, toy,