countdown
n ~ (to sth)
(a) [C] counting seconds backwards to zero before firing a rocket, etc 倒数秒.
(b) [sing] (fig 比喻) period immediately before sth important happens 大事临近的时期
the countdown to the local election 地方选举日益临近的时候.
🗣️ 情景例句
Save your voices.
留着点嗓子。
If one sheep leap o'er the dyke,all the rest will follow.