Actuating signal
[计] 启动信号\\n[化] 作用信号
🧩 词语组成解析
[计] 启动
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
He worked his way through college.
他半工半读念完大学。
9:25 on Track 12.
9点25分，12轨道。
Then he put a piece of cheese in his pocket and went away.
然后把一块乳酪装进衣袋里走了。