Phrase
warning signal
noun
报警信号
a signal that alerts to potential danger or problem, often in computing systems
常用于计算机系统
- 1.
an automatic signal (usually a sound) warning of danger
自动发出危险警告的信号(通常是声音)
自动发出危险警告的信号(通常是声音)
In use
The smoke detector emits a loud warning signal when it senses smoke.
The warning signal on the dashboard indicated that the engine was overheating.
The system sent a warning signal to the operator before the critical failure.
send a warning signal
“发出”是常用搭配动词。
The system sends a warning signal when the temperature is too high.
当温度过高时，系统会发出报警信号。
receive a warning signal
The pilot received a warning signal from the control tower.
飞行员收到了控制塔发出的报警信号。
be a warning signal
be动词后接名词短语。
The flashing red light is a warning signal.
闪烁的红灯是一个报警信号。
Common mistakes
He didn't hear warning signal.He didn't hear the warning signal.
英语中可数名词短语 'warning signal' 前通常需要冠词（如 the, a），汉语中无冠词概念，导致学习者遗漏。
The warning signals was too weak.The warning signal was too weak.
主语 'warning signal' 是单数，谓语动词应用单数形式 'was'，学习者可能混淆单复数，误用复数主语形式。
Connections
Confusing words
- alarm
- 报警 · alarm 指具体的报警装置或发出的声音，warning signal 指传递警告的符号或信号。
- danger signal
- 危险信号 · danger signal 特指危险情况的警示，warning signal 可用于任何警告。
Dictionary facts from ECDICT.