instruction tracing

• 指令追踪

instruction tracing的用法和样例：

例句

1. Then start tracing the route to the Internet.
   然后启动追踪对因特网的路由。
2. They're appealing for help in tracing a red car.
   他们呼吁大家为追踪这辆红色轿车提供帮助。