名词
中文翻译：Unknown
同义词：
['speedometer', 'tachometer', 'speedo', "tachometer例句：1. The car's tachometer is showing a high speed.（汽车的转速表显示速度很高。）"]
例句：
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1. The car's tachometer is showing a high speed.
汽车的转速表显示速度很高。
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2. The engineer used the tachometer to measure the engine's performance.
工程师使用转速表来测量发动机的性能。
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3. The driver adjusted the tachometer to match the road speed.
司机调整了转速表以匹配道路速度。