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
running for the school board.
竞选联合校董会董事。
Who is the mayor of this city?
谁是这城市的市长？
Dad will take me to our home town in Jiangxi. We'll visit our grandparents there.
爸爸将带我到江西老家去。我们将去看望在那里的祖父母。