It's an existential crisis.

这是存在主义的危机。

He is having an existential crisis.

他突发存在感危机，觉得人生无意义。

The company is in the midst of an existential crisis.

这家公司已经陷入生存危机。

During this existential crisis it’s important to establish a healthy sense of self-worth and maintain well-being.

这时更需要的是重新建立对自我价值的认同感。

But the Financial Times is not facing the "existential crisis" that confronts some other newspapers, Mr. Ridding said.

但是《金融时报》并没有面临其他一些报纸所遭遇的“生存危机”，李尔庭说。