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a movement or sound made by someone that has a special meaning to another person 暗号;信号 give (someone) a signal : We waited for them to give us the signal to move. 我们等着他们给我们发出前进的信号。
signal to : He gave a signal to his driver to carry on. 他示意司机继续开车。
at a signal : At the prearranged signal, we all jumped up and shouted ‘Surprise!' 在约定的暗号发出时,我们都跳了出来,大叫一声“惊喜!”
do something as a signal (of something) : They waved a flag as a signal of distress. 他们摇旗表示求救。
mixed/conflicting signals (=signals that have different meanings) 有歧义/自相矛盾的信息 : She knew she was sending him mixed signals. 她明白自己发给他的信息自相矛盾。
Synonyms and related words
Synonyms and related words