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 rings, please.
请戴戒指。
When ale (or drink or wine) is in wit is out.
贪杯丧智。
In the first place, any scientific study requires that there be no preferential weighting of one or another of the items in the series it selects for its consideration.