the calm before the storm
US /ðə kɑːm bɪˈfɔːr ðə stɔːrm/
UK /ðə kɑːm bɪˈfɔːr ðə stɔːrm/

1.
폭풍 전의 고요함
a period of unusual quiet or inactivity before a period of great activity, excitement, or trouble
:
•
Everyone was quiet, but I knew it was just the calm before the storm.
모두 조용했지만, 나는 그것이 단지 폭풍 전의 고요함이라는 것을 알았다.
•
The quiet morning was the calm before the storm of the busy workday.
조용한 아침은 바쁜 업무일의 폭풍 전 고요함이었다.