tracking
/ˈtrækɪŋ/noun
mass noun
1
- the action of tracking someone or something跟踪, 追踪。
1.1
- Electronics the maintenance of a constant difference in frequency between two or more connected circuits or components【电子】统调。
1.2
- the alignment of the wheels of a vehicle（车轮的）定位。
1.3
- the formation of a conducting path for an electric current over the surface of an insulating material（绝缘体表面的）漏电痕迹。
2
- US the streaming of school pupils〈美〉（对学生进行的）分班。