Identification signal
[计] 识别信号
🧩 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
Maybe not. These are 350 yuan each.
不见得哦！这些表每只350元。
As you all know, doing business is not an easy thing to do.
大家都知道，做生意并不是一件容易的事。
They must keep their hands behind their backs.
他们得一直将手放在背后。