名词
中文翻译：临界角
同义词：
['critical angle', 'critical point']
例句：
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1. The scientist measured the angle oftotal reflection at the surface of the water.
科学家测量了水面上总反射角度。
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2.The engineer calculated the critical angle for thematerial to pass through the aperture.
工程师计算了材料通过孔洞的临界角度。
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3. The physicist discoveredthat the critical angle is crucial for thetransmission of light through a prism.
物理学家发现，临界角度对于光通过棱镜的传输至关重要。