created sense approved 光信号/光信號 · guāngxìnhào · optical signal — "Initial import from upstream dictionary"
光信号 / 光信號
guāngxìnhào
optical signal
light-based signal used in communication
光 (literal) → 光 · guāng · light 信号 (literal) → 信号/信號 · xìnhào · signal (prearranged sign)
Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition