Meanings of pressurize environment in English

And is he emotionally ready to play in such a highly pressurized environment?

She must return to a pressurized environment at once.

Not in a pressurized environment.

Lio ogled their weapons, which tended toward sticks, aerosol cans, and electrical devices-apparently ,high-energyprojectiles were frowned on in a pressurized environment.

"Come on now, convicts," called a particularly Cro-Magnon-looking jumbo pixie, a breed that sometimes popped up in Atlantis due to the pressurized environment.