名词
中文翻译：棱镜
同义词：
['lens', 'prism', "cylindrical lens例句：1. The astronomer used an astigmat to analyze the star's spectrum.（这位天文学家使用棱镜来分析这颗星的光谱。）2. The astigmat lens was used to focus sunlight onto a screen.（这个棱镜透镜被用来将阳光聚焦到屏幕上。）3. The astigmat lens is essential for creating high-quality images in photography.（这个棱镜透镜对于摄影中创建高质量图像至关重要。）"]
例句：
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1. The astronomer used an astigmat to analyze the star's spectrum.
这位天文学家使用棱镜来分析这颗星的光谱。
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2. The astigmat lens was used to focus sunlight onto a screen.
这个棱镜透镜被用来将阳光聚焦到屏幕上。
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3. The astigmat lens is essential for creating high-quality images in photography.
这个棱镜透镜对于摄影中创建高质量图像至关重要。