男吉他手形象

生成「男吉他手」音乐人像提示词： moody portrait of a male guitarist with acoustic guitar, casual flannel shirt, warm stage light, music studio background, concert photography style, deep shadows and highlights, 50mm lens 要求：① 英文提示词；② 中文要点：舞台侧光、乐器细节、音乐氛围。