Ключевые слова: adolescence, adolescent, agreement, audio, boy, child, childhood, dancing, earphones, education, electronics, emotion, emotional, expression, face, femininity, friendly, gesture, handsome, happy, harmony, headphones, hipster, laughing, leisure, length, lifestyle, listen, listening, man, media, melody, music, musical, performance, performing, portrait, positive, schoolkid, sing, smile, smiling, song, sound, technology, teen, track, young, youth,