We are on standby in case of an emergency.

The camera is on standby.

I'm worried about his health condition.

I will take a picture with my new camera.

She took a picture using her new instant camera.

This area is monitored 24 hours a day by security cameras.

He installed a hidden camera in the room.

Whenever he takes a picture, he always gazes directly at the camera.

I'm looking forward to shooting a movie with my new video camera.

He ended up in a vegetative state after the accident.