名词
中文翻译：聚焦标记
同义词：
['focus point', 'focus mark', 'focal point']
例句：
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1. The scientist placed the focusing mark on the wall to help her find the location of the experiment.
科学家在墙上放置了聚焦标记，以帮助她找到实验的位置。
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2. The artist used a focusing mark to draw attention to the central part of the painting.
艺术家使用一个聚焦标记来强调画作的中心部分。
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3. In order to improve the quality of the film, the director focused the markings on the actors' performances.
为了提高电影的质量，导演将重点放在了演员的表演上。