名词
中文翻译：测距仪
同义词：
['rangefinder', 'sighting device']
例句：
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1.The rangefinder helped me to accurately measure the distance between the two points.
测距仪帮助我准确地测量了两点之间的距离。
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2.The sighting device was used to help the pilot find his target.
瞄准器被用来帮助飞行员找到目标。
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3. The rangefinder is essential for a hunter to locate prey in the wilderness.
测距仪对于猎人在野外寻找猎物至关重要。