created sense approved 几何光学/幾何光學 · jǐhéguāngxué · geometric optics — "Initial import from upstream dictionary"
几何光学 / 幾何光學
jǐhéguāngxué
geometric optics
the branch of optics that describes light propagation in terms of rays
几何 (literal) → 几何/幾何 · jǐhé · geometry 光学 (literal) → 光学/光學 · guāngxué · optics
Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition