fitness tracker

noun

🔊/ˈfɪtnəs trækə(r)/

🔊/ˈfɪtnəs trækər/

(also activity tracker)

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a device that you can wear that records your daily physical activity, as well as other information about your health, such as your heart rate
- Fitness trackers are popular with serious athletes.健身追踪器在认真的运动员中很受欢迎。
Topics Health and Fitnessc2