Definition
To experience a sudden shift, either positively or negatively, in condition or circumstances.
突然變好／變巪e
Since the company implemented the new management policies, morale has taken a turn for the better.
自從公司實施新的管理政策後，士氣已經好轉了。
His health took a turn for the better after the doctor started him on a new treatment regimen.
自從醫生開始使用新的治療方案後，他的健康狀況有所好轉。
The previously promising economy took a turn for the worse after new international situations emerged.
原本有前景的經濟在新的國際局勢出現後開始惡化。