Idler signal
[电] 空闲信号
🧩 词语组成解析
n. 懒惰者, 游手好闲的人, 惰轮\\n[化] 惰轮
signal
['sɪgnl]
n. 信号，暗号;预兆，征象;动机;导火线;
vt. 向…发信号;用动作（手势）示意;以信号告知;
vi. 发信号;
adj. 显著的，优越的;暗号的，作信号用的;
sign记号，信号+al表名词 → 信号
🗣️ 情景例句
How was the patient?
病人怎么样了？
What do economists say about the present crisis?
经济学家们对于现在的危机做何说法？
In this way, he was able to solve the mystery.
就这样，他解开了起火之谜。