Tom o zamandan beri Mary'yi görmedi.
- Tom hasn't seen Mary since then.
O zamandan beri, Japonya'da büyük bir değişim oldu.
- Since then, a great deal of change has occurred in Japan.
... And since then you've sent us tons of feedback telling us ...
... Ever since then, we physicists have been playing that scene over and over and over in our minds. ...