R-f signal generator
[电] 射频讯号产生器
🧩 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
🗣️ 情景例句
The scam they were running left many people penniless.
他们的这场骗局让人们分文不剩。
Thought is the seed of action.
思想是行动的种子。
But he added music, which he wrote himself.
但是他给影片配上了他自己创作的音乐。