tracing missing consignment

例句：

1. 1. The detective was tracing the suspect's movements.
   侦探正在追踪嫌疑人的行踪。
2. 2. She was tracing her way back to the car park.
   她正在寻找回停车场的路。
3. 3. The team is tracing the origin of the virus.
   团队正在追踪病毒的起源。