M signal
[电] 单色信号
🧩 词语组成解析
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
I wouldn't miss a day even if I were really sick.
即使我真的病了，也不想错过一天。
A cheerful wife is the joy of life.
快乐的妻子是生活的乐事。
Does the computer ever make a mistake.?
计算机出错吗？