名词
中文翻译：双向偏振光
同义词：
['birefringence', 'birefringent']
例句：
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1.The crystals exhibit strong birefringence when they are cut into a prism.
当这些晶体被切成棱镜时，它们显示出强烈的双折射现象。
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2.The phenomenon of birefringence isused in optical instruments to measure the refractive index of materials.
双折射现象在光学仪器中用于测量材料的折射率。
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3. The color of the rainbow is dueto the birefringence of lightpassing through raindrops.
彩虹的颜色是由于光线通过雨滴时的双折射现象造成的。