Return signal
[计] 返回信号, 反馈信号
🧩 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
in every appliance store in Riverdale,
在Riverdale的每一家电器行，
You can stay as long as you pay the rent on time.
只要你按时交房租，你就能住这儿。
My name's Tom Goode, by the way.
我叫汤姆·古德，顺便告诉你。