信号故障的英文：
signal failure

• register signal
  记录器信号
• A servo potentiometer that generates the signal for comparison with the input signal
  一种产生信号以便与输入信号进行比较的伺服电位计。
• position command signal
  位置指令信号
• He read a flag signal.
  他了解旗信号。
• The submarine signaled for help.
  潜水艇发出求救的信号。

• It was a dismal failure.
  这是个让人沮丧的失败。
• He was chagrined at his failure.
  他因失败而感到懊丧。
• The boy was tagged a failure.
  这男孩被人叫做不及格生。
• Failure teaches success
  失败是成功之母
• His failure is a product of ignorance.
  他的失败是无知的结果。