Wasp and fly wings are made from two compressed layers of transparent chitin, with light bouncing off both layers and mixing to produce color.
果蝇和黄蜂的翅膀其实是由两层压缩的透明甲壳质组成，每层甲壳质都能够在内部对光线进行折射，从而产生出各种色彩。
In this paper, degenerate four-wave mixing was studied in various transparent optical media.
本文研究了各种透明介质的简并的四波混频作用。
It corresponds to the transparent PVC and other additive mixing ratio determines the color of transparent and opaque nature.
它与透明pvc以及其他补充剂搀和的比例不决着色彩的透明和不透明本质。
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