error signal

例句：

1. 1.The error signal caused the computer to crash.
   错误信号导致计算机崩溃。
2. 2. The engineer noticed an error signal in the data.
   工程师注意到数据中的错误信号。
3. 3. The error signal was picked up by the radar system.
   错误信号被雷达系统捕捉到。