名词中文翻译
中文翻译：光学灯笼
同义词：
['optical lantern', 'optical lamp', 'optical torch', 'optical light source']
例句：
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1. The teacher usedan optical lantern to illuminate the room during the exam.
老师在考试期间使用了一盏光学灯笼来照亮教室。
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2.The optical lantern was a popular choice for outdoor events due to its brightness and durability.
由于其亮度和耐用性，光学灯笼是户外活动的一个受欢迎的选择。
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3.The optical lantern was used as a teaching tool to help students understand complex concepts more easily.
光学灯笼被用作教学工具，帮助学生更容易地理解复杂的概念。