long time

The discovery is important because it shows that wood vaulting can keep carbon out of the atmosphere for a long time.

Archeologists have been studying Mayan ruins for a long time.

Mr. Trump and his supporters spent a very long time fighting the results.

Emine Uğur, a well-known columnist in the Muslim community, says underlying tensions surrounding the war in Gaza meant that the ensuing violence was "a long time coming".

“There’s a lot more to my life. I mean, I’ve lived a long time and I just thought maybe we’ve left out some stuff ... good stuff.”