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A pedometer is a small device that, when clipped to your belt or pocket, records every step you take.
计步器是一个小仪器，可以夹在你的皮带或口袋上，记下你的步数。
youdao
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A pedometer is a small device that, when clipped to your belt or pocket, records every step you take.
计步器是一个小仪器，可以夹在你的皮带或口袋上，记下你的步数。
youdao