名词中文翻译
中文翻译：视力箭头
同义词：
['视觉箭头例句：1. The sighter arrow was used to indicate the direction of the sun in ancient times.（视力箭头在古代用来指示太阳的方向。）']
例句：
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1. The sighter arrow was used to indicate the direction of the sun in ancient times.
视力箭头在古代用来指示太阳的方向。
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2. The sighter arrow was a useful tool for navigation during the dark ages.
视力箭头是黑暗时代导航的有用工具。
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3. In modern times, sighter arrows are often used in archery competitions to measure accuracy.
现代，视力箭头通常用于射箭比赛中测量准确性。