n.突变，一百八十度的大转弯，变卦

She was surprised when the tables turned and she became the one being questioned.
当她被问话而不再是提问者时，她感到很惊讶。
The company's fortunes turned about, from struggling to thriving.
公司的命运发生了转变，从挣扎到繁荣。
He had expected to lose the election, but the results turned about and he won.
他原本预期会输掉选举，但结果却出乎意料地赢了。
After years of neglect, the old house began to turn about, its condition improving.
多年被忽视的老房子开始好转，它的状况有所改善。
His career took an unexpected turn, leading him into a new field of work.
他的职业生涯出乎意料地转了个弯，引导他进入了一个新的工作领域。
The tide turned in the match, with the underdogs winning against the favorites.
比赛的局势发生了变化，弱队战胜了强队。
Her feelings for him turned about; what was once love is now hate.
她对他的感情发生了逆转；曾经的爱现在变成了恨。
The economy of the region has seen a turn about, with growth after years of decline.
该地区的经济经历了转折，在多年衰退后出现了增长。
When they thought they had lost everything, their fortunes turned about, and they found a new opportunity.
当他们以为失去了一切的时候，他们的命运发生了逆转，找到了一个新的机会。
After many failed attempts, they finally turned about their project, making significant progress.
在多次失败尝试后，他们最终转了个弯，项目取得了显著进展。