Answering signal
[电] 回答讯号
🧩 词语组成解析
[计] 应答
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 everything all right?
一切都好吗？
If it doesn't rain tomorrow, I think I'll go shopping.
如果明天不下雨的话，我打算购物。
'I might as well have them,' I said sadly.
“我还是买下的好，”我垂头丧气地说。