So they can be put onto agar plates individually, giving the bacteria a better shot at growing there.

所以它们可以单独放在琼脂平板上，让细菌更好地在那里生长。

Or we put them on an agar plate on the solid media when they don't normally grow in this type of environment.

或者当它们通常不在这种环境中生长时，我们将它们放在固体培养基上的琼脂平板上。