Sentence examples for frontiers are from inspiring English sources

The frontiers are disappearing.

Frontiers are always changing, advancing.

Both frontiers are promisingly porous.

The next frontiers are healthcare, transportation, energy.

Old frontiers are pushed back, new ones rise.

They can't see how frontiers are all around us".

Beyond its museums and St Peter's Basilica, the frontiers are well guarded.

The one absolute of television is that unthinkable frontiers are always crossed.

Now, with rapidly falling costs, the next frontiers are the office, the hospital and the home.

The cellphone frontiers are in East Asia and Western Europe; both lead the United States in mobile phone use.

In an age when our frontiers are digital, the criminal system threatens something intangible but incredibly valuable.