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
Something that might be surprising to you.
一件也许会让你吃惊的事。
His classical music is so quiet. I can't even hear it!
他的古典音乐幽静得听不见。
He expected the assistant to look at him in blank astonishment.
他原想女售货员会惊奇地望着他，不知所措，