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  1. activity tracker

    • n.
      a wearable device or a computer application that records a person’s daily physical activity, together with other data relating to their fitness or health, such as the number of calories burned, heart rate, etc.
    • noun: activity tracker, plural noun: activity trackers

    • 釋義

    名詞

    • 1. a wearable device or a computer application that records a person’s daily physical activity, together with other data relating to their fitness or health, such as the number of calories burned, heart rate, etc. an activity tracker motivates you to get up off your sofa and do some exercise a tiny activity tracker that slots into a wristband