光线 Traditional form: 光線 Pinyin (reading): guāngxiàn Definitions: light ray CL:條/条 (tiáo),道 (dào) light illumination lighting (for a photograph) Characters: 光 - light; bright, brilliant; only, merely 线 - line, thread, wire; clue, trail Traditional characters: 光 - light; bright, brilliant; only, merely 線 - line, thread, wire; clue, trail