And we're very consciously not trying to put a glass bubble around the district.

We're not preserving something, keeping it alive in a glass bubble.

Then she produced a little glass bubble and inserted that in the envelope.

It held a tiny glass bubble filled with a clear liquid.

After a while it makes you feel as though you're living in a glass bubble.

Children's books need to break out of those Christmas-cardy glass bubbles more.

Sometimes they even have a glass bubble that can be closed to keep people warm inside.

You feel like putting some of them in a glass bubble so they don't hurt themselves.

It was as if the party had been covered by a glass bubble thick enough to block out all sound.

His eyes darted about like birds caught in a glass bubble.