名词中文翻译
中文翻译：聚焦板
同义词：
['focusing surface', 'focusing screen', 'focus matrix']
例句：
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1. The teacher usedthe focusing board to help students with their math problems.
老师使用聚焦板帮助学生解决数学问题。
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2. The engineer designed a focusing board that could adjust the focus of a microscope.
工程师设计了一个可调焦显微镜的聚焦板。
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3. The scientist used the focusing board to study the properties of light.
科学家使用聚焦板研究光的性质。