tracker
US /ˈtræk.ɚ/
UK /ˈtræk.ər/
名词
1.
追踪器
a person who tracks someone or something by following their trail.
2.
追踪器
a connecting rod in the mechanism of some organs.
追踪器
a person who tracks someone or something by following their trail.
追踪器
a connecting rod in the mechanism of some organs.