名词
中文翻译：电子计时器
同义词：
['electronic timer', 'electronic speedometer']
例句：
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1. Thiselectronic chronometric tachometer can accurately measure the speed of the car.
这个电子计时器可以准确地测量汽车的速度。
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2.The driver used this electronic chronometric tachometer to monitor the traffic conditions.
司机使用这个电子计时器来监控交通状况。
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3. The electronic chronometric tachometer is a crucial tool for measuring the speed of vehicles.
电子计时器是测量车辆速度的关键工具。