turn the tide
US /tɜrn ðə taɪd/
UK /tɜrn ðə taɪd/

1.
扭轉局面, 力挽狂瀾
to reverse the general tendency of a situation, especially from bad to good
:
•
The new strategy helped to turn the tide of the failing business.
新策略幫助扭轉了這家失敗企業的局面。
•
With a last-minute goal, they managed to turn the tide of the game.
憑藉最後一分鐘的進球,他們成功扭轉了比賽的局面。