Y signal
[计] Y信号, 亮度信号
🧩 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
We are four in all.
我们家共有四口人。
It doesn't seem like that.
似乎不象是那样。
Yes. Could you ask him to call me, please?
可以。请你告诉他给我打个电话，好吗？