Level 6 · word 15,680 of 20,000
tracker
/ˈtrækər/
American
- n. 追踪者, 跟踪器, 跟踪雷达
- Definition
- n. a person, device, or radar system that follows and finds something
- Example
- He uses a fitness tracker to count his daily steps.
- 他用健身追踪器来记录每天的步数。
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