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
You are right, whatever opinions may be held by others.
你做得对,别人怎么看不必与日俱增。
An hour in the morning is worth two in the evening.
一日之计在于晨。
Audiences in the second decade of the twentieth century found it pleasant to escape to a time when life, though hard, was relatively simple.We still do;