a race against time
US /ə reɪs əˈɡɛnst taɪm/
UK /ə reɪs əˈɡɛnst taɪm/

1.
時間との戦い, 時間との競争
a situation in which you have to do something very quickly before it is too late
:
•
Rescuers were in a race against time to find the missing hikers before nightfall.
救助隊は日没前に遭難したハイカーを見つけるため、時間との戦いだった。
•
Finishing the report by Friday is a race against time.
金曜日までにレポートを終えるのは時間との戦いだ。