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
Governments wage a constant war against counterfeiting.
政府掀起持久的打假活动。
Bill was very jumpy as he waited for the phone to ring.
贝尔忐忑不安地等着电话来。
I'm afraid that Jim will miss a lot of his lessons.
恐怕这么一来，吉姆要缺很多课了。