The settlers cannot offer the Briori technology that brought them there, as their ancestors dismantled the alien ship long ago, but they do offer to accept any of the "Voyager" crew into their society.
The settlers cannot offer the Briori technology. This Briori technology brought them there. This was as their ancestors. These ancestors were dismantled the alien ship long ago. They do offer. This is to accept any of the "Voyager" crew into their society.