survive by造句怎么写

This change could threaten the livelihood of the thousands of nomads who survive by raising cattle on the plateau.

With half an inch of rain per year, the beetle can only survive by consuming the dew it collects on the hydrophilic skin of its back in the early mornings.

The tribe then abandoned the family, leaving them to survive by eating rats and insects.

How long can you survive by drinking pee?

Rather than strive for optimization of any function, a large system can only survive by "satisficing" (making "good enough") a multitude of functions.