Microscopic scales covering the wings absorb ultraviolet light and then re-emit it.
覆盖在翅膀上的微结构吸收紫外线,然后又将其重新发射出去。
Of course, silk in absorb ultraviolet light, chemistry can itself, thus make silk under the irradiation of the sun, easy to yellow.
当然,丝绸在吸收紫外线后,自身会发生化学变化,从而使丝织品在日光的照射下,容易泛黄。
Of course, silk in absorb ultraviolet light, their own will occur chemical change, so that the silk fabrics in solar irradiation, easy to yellow.
当然,丝绸在吸收紫外线后,自身会发生化学变化,从而使丝织品在日光的照射下,容易泛黄。
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