Onlar uzun süredir burada yaşıyor.
- They have lived here for a long time.
Oda uzun süredir boş.
- The room has been empty for a long time.
It's been ages since we last met.
- It's been a long time since we last saw each other.
It's been quite ages since we last met.
- It's been a long time since we last saw each other.
... long time, because they solve different problems. ...
... very long time to come. And that is the revolution that is underway in the sciences. ...