名词
中文翻译：Unknown
同义词：
['measurement', 'gauge', 'meter', 'calibrator']
例句：
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1. The engineer used an expometer to measure the distance between the two points.
工程师使用一个测距仪来测量两点之间的距离。
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2. The calibrator was used to check the accuracy of the new scale.
校准器被用来检查新秤的准确性。
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3. The meter is used to measure the speed of cars on the highway.
测速仪用于测量高速公路上汽车的速度。