Laser signal device
[计] 激光信号装置
🧩 词语组成解析
laser
['lezɚ]
n. 激光;激光器，镭射器;
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
Friends, teachers....
朋友 老师……
You have also made some readjustment in your import and export business, have you?
你们的进出口贸易也有一些调整，对吗？
Thus the rods, by falling, and by the direction in which they fell,
木棒倒下的多少和倒下的方向