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
He is liked very much because of his courtesy.
他由于彬彬有礼而颇获好感。
Would you like to go for a leisurely walk?
你想要去作一次悠闲的散步吗?
Parents would be greatly surprised and deeply touched if they realized how much belief their children usually have in their character and infallibility,