against the clock
US /əˈɡɛnst ðə klɑk/
UK /əˈɡɛnst ðə klɑk/

1.
爭分奪秒, 與時間賽跑
doing something in a great hurry, because there is very little time
:
•
We were working against the clock to finish the project before the deadline.
我們爭分奪秒地工作,以便在截止日期前完成項目。
•
The rescue team raced against the clock to find the missing hikers.
救援隊爭分奪秒地尋找失蹤的徒步旅行者。