Ключевые слова: amplifier, at the same time, attention, background, balloon, blank, bubble, bulb, bullhorn, comment, communication, conversation, copy space, dialogue, discuss, doodle, drawing, freehand, green, hand, holding, icon, idea, lighted, listen, loudspeaker, megaphone, monochrome, outline, plan, public, same words, scheme, shape, similar, simultaneous, sketch, sound, speak, speaker, speech, statement, talk, text space, thought, transparent, volume, word box,