Thus an engine not delivering any work to the outside environment has zero efficiency.

Healthy skin is a barrier between the inside of the body and the outside environment.

Kojima commented that the outside environment was very difficult to create.

Above all, universities need to make sure that they are open and responsive to changes in the outside environment.

There is also the problem of noise that comes from the outside environment.

Life ceases to be an adaptation and an exchange with an outside environment.

That turns off important signals from the outside environment.

You aren't the best judge of your fitness to face the outside environment.

The image moves in real time with the aircraft and presents a clear view of the outside environment.

Some facilities allow dogs to play in an outside environment.