Status signal
[计] 状态信号
🧩 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
Is that you, Susan?
是你吗， Susan？
Every tree is known by its own fruit.
观其言行，知其为人。
I go to school by bike every day.
我每天骑自行车上学。