名词
中文翻译：指距
同义词：
['point', 'distance', 'gauge']
例句：
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1. The clock's pointer is pointing to 3 o'clock.
钟表的指针指向三点。
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2. The car's speedometer shows the distance to the next town at 60 miles per hour.
汽车的速度表显示到下一个城镇的距离为每小时60英里。
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3. The engineer used a dial gauge to measure the thickness of the metal sheet.
工程师使用千分尺测量金属板材的厚度。