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
Oh, let me help you with this.
来， 我帮你放好。
In university, students are trained to become teachers and engineers.
大学的学生被训练成为教师和工程师。
I would be very grateful for information about entry to your college.
若能寄给我贵校的入学申请材料我将十分感激。