Y-signal
[电] Y形讯号
🧩 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
She was sick so the didn't attend her classes.
她生病了，所以没上学。
It is not every couple that is a pair.
成双并非皆配偶。
I'm afraid I can't remember.
恐怕我记不得了。