单词学习：wearable device 科技/电子产品
wearable device
/ˈweərəbl dɪˈvaɪs/
可穿戴设备
Gu Laoshi uses a wearable device to track her daily steps and monitor her heart rate during exercise.
顾老师使用一款可穿戴设备来追踪她的每日步数，并在运动时监测心率。
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