Flash signal
[计] 闪光信号
🧩 词语组成解析
flash
[flæʃ]
vt.& vi. 使闪光，使闪烁;拍出，发出（电报等）;〈口〉炫耀;
n. 闪光;闪光灯下摄成的照片;一瞬间;浮华;
adj. 闪光的，闪耀的，一闪而过的;浮华的;庞大的;
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
Don't forget to breathe.
别忘了呼吸。
A good example is the best sermon.
身教胜似言教。
Two of his assistants had been working busily since eight o'clock and had only just finished.
他手下两名店员从早上8点就开始忙碌，这时刚刚布置完毕。