at bay , at stake

[Ju]

a. Her life to survive is at bay under this critical situation.


b. Her life to survive is at stake under this critical situation.


1. Are the above sentences identical in meaning?

2. How is the grammer?

[Rover_KE]

a. 'At bay' is not used like this.

b. 'Her life is at stake in this critical situation' or 'Her survival is at stake in this critical situation.'

Note the spelling of grammar.

Rover