Management signal
[计] 管理信号
🧩 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
Make yourself at home.
不要客气。
Nothing is difficult to a man who wills.
世上无难事，只怕有心人。
They were glad of the examination being over.
他们为考试结束了而高兴。