fever pitch
US /ˈfiːvər pɪtʃ/
UK /ˈfiːvər pɪtʃ/

1.
高潮, 白热化, 狂热
a state of extreme excitement, emotion, or activity
:
•
The excitement reached fever pitch as the band took the stage.
乐队上台时,兴奋达到了高潮。
•
Negotiations reached a fever pitch just before the deadline.
谈判在截止日期前达到了白热化。