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
and a good night's sleep.
睡一个好觉。
Hello. I wish to speak to Mr.Chen?
喂,我想和陈先生讲话。
and that if only the common peoples of the would could meet one another at football or cricket, they would have no inclination to meet on the hattlefield.