Radio signal
[电] 无线电讯号
🧩 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
Well, it's a very easy operation, Carl.
这是个很简单的手术 Carl。
A good horse often needs a good spur.
好马常要好靴刺。
Even before India won independence from its British rulers, it was clear that Gandhi was the key figure and leader in the struggle of 380 million Indians to govern themselves.
甚至在印度从英国统治下获得独立之前，在3。8亿印度人民争取自治的斗争中，甘地很显然是位关键人物与领袖。