🧩 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
flag
[flæg]
n. 旗;旗帜;信号旗;菖蒲;
vt. 标示;
vi. 疲乏，变弱，热情衰减;
🗣️ 情景例句
I don't think there will be a problem, you can move in straight away.
我认为这没什么问题，你可以马上搬进来。
I asked him to pay, but he wouldn't.
我请他付账，但是他不肯。
Yesterday my husband removed the gate and Rex got so annoyed we have not seen him since.
昨天，我丈夫把门卸了下来，雷克斯很生气，此后我们便再也没有见到它。