翻译：这次经历是我人生的急转弯。

This experiance is the sharp turnning of my life.

This experience is an urgent swerve of my life .

This experience was a turning point in the journey of my life.

This experience is a sudden turning of my life.

这次经历是我人生的急转弯
this time experience is the sharp twist of my life.
【注】
1.this time experience强调了“这次”。
2.急转弯即巨大转折点，用the sharp twist更好。

This experience was a big turning point of my life.