Cách sử dụng
The word 'tracker' is often used to describe a device or a tool that helps you keep track of something. For example, a fitness tracker is a device that tracks your physical activity, like how many steps you take or how many calories you burn. A package tracker is a tool that helps you keep track of your deliveries, letting you know where your package is and when it will arrive. In general, a tracker is used to keep track of something, so you don't lose it or forget about it.