an action or event that is a signal for somebody to do something 暗示；提示；信号 - cue (for something)
Jon's arrival was a cue for more champagne. 乔恩一来就意味着要喝更多的香槟酒了。 - cue to do something
I think that's my cue to explain why I'm here. 我想这就是要我解释一下我为什么到这里来。
Homophones cue | queuecue queue- cue noun
I took this as my cue to leave. 我认为这是我离开的暗示。
- queue noun
There was a long queue at the ticket office. 售票处前排了很长的队。
- queue verb
I had to queue for ages before it was my turn. 轮到我之前，我不得不排了很久的队。
Extra ExamplesHer husband took his cue, and said that it was time for them to leave. 她的丈夫心领神会，提出他们该离开了。 This remark provided the cue for the crowd to start jeering. 这句话提示观众该发出嘲笑声了。 This was the cue for him to come into the room. 这是让他进房间的信号。
Oxford Collocations Dictionaryadjective- visual
- wait for
- follow
- take
- …
- on cue
- cue for
- right on cue
- take your cue from somebody/something
- cue (for something)
- cue (to do something)
a few words or an action in a play that is a signal for another actor to do something （戏剧的）提示，暗示，尾白 She stood in the wings and waited for her cue to go on. 她站在舞台侧面等待着出场的提示。 She had not yet been given the cue to go on to the stage. 她还没得到登台的提示。
WordfinderTopics Film and theatreb2Oxford Collocations Dictionaryadjective- visual
- wait for
- follow
- take
- …
- on cue
- cue for
- right on cue
- take your cue from somebody/something
a long wooden stick with a leather tip, used for hitting the ball in the games of billiards, pool and snooker （台球等的）球杆，弹子棒 
Word Originnoun senses 1 to 2 mid 16th cent.: of unknown origin. noun sense 3 mid 18th cent. (denoting a long plait or pigtail): variant of queue.
Idioms
(right) on cue
take your cue from somebody/something