When a ray of light or a sound wave refracts or is refracted, the path it follows bends at a particular point, for example when it enters water or glass.
例句
As we age the lenses of the eyes thicken, and thus refract light differently.隨著我們年齡的增長，眼睛的晶狀體變厚，因此對光線的折射也會發生變化。...surfaces that cause the light to reflect and refract.導致光線發生反射和折射的表面