名词
中文翻译：镜头聚焦
同义词：
['focusing', "objective例句：1. The camera's eyepiece is the part that focuses light onto the film.（相机的目镜是把光线聚焦到胶片上的部分。）"]
例句：
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1. The camera's eyepiece is the part that focuses light onto the film.
相机的目镜是把光线聚焦到胶片上的部分。
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2.The scientist focused his attention on the experiment.
科学家把注意力集中在实验上。
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3. The photographer focused her lens to capture the moment.
摄影师调整镜头，捕捉那一瞬间。