名词
中文翻译：Unknown
同义词：
['tachometer', 'speed-o-meter', 'odometer例句：1. The driver needs to check the speedometer before starting the engine.（司机在启动引擎前需要检查计速器。）']
例句：
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1. The driver needs to check the speedometer before starting the engine.
司机在启动引擎前需要检查计速器。
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2.The car's speedometer shows that it is going at a steady 60 miles per hour.
汽车的计速器显示它以每小时60英里的速度行驶。
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3. The speedometer on the highway reads 70 miles per hour.
高速公路上的计速器显示70英里每小时。