名词
中文翻译：速度计
同义词：
['speedometer', 'speed-o-meter']
例句：
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1.The car's velocimeter shows the current speed is 60 miles per hour.
汽车的速度计显示当前速度为每小时60英里。
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2.The velocimeter was used to measure the distance traveled by a team of cyclists.
测速器被用来测量一队自行车手骑行的距离。
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3.The velocimeter was used to monitor traffic flow and prevent accidents.
测速器被用来监控交通流量并预防事故。