Sentence examples for this has been at from inspiring English sources

This has been at the forefront of my thinking for longer than I care to remember.

But this has been at the expense of pure pop artists and, it appears, urban music.

This has been at the expense of other areas of British cultural life.

This has been at the core of our information-driven docking approach HADDOCK.

This has been at the heart of the problem since the Jewish state was founded.

This has been, at times, a festival unafraid of alienating its audience, or at least tweaking its donors.

How radical would this have been at the time?

Problems like this have been at the core of our "math wars," an ongoing debate about how to teach.

This announcement has been, at best, controversial and reviews mixed.

This correlation has been at all-time lows lately.

This arrangement has been at play for so long, it's become common sense to us.