名词
中文翻译：测试镜头
同义词：
['test shot', 'test exposure', 'test frame']
例句：
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1. The camera was set up to take a test shot of the new product.
相机被设置来拍摄新产品的测试镜头。
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2. The engineer used the test shot to fine-tune the camera's settings.
工程师使用测试镜头来调整相机的设置。
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3. The director wanted to get a sense of the lighting during the test shot.
导演想要在测试镜头中感受一下照明效果。