İki hafta önce, ilk kez Disneyland ziyaret ettim.
- Two weeks ago, I visited Disneyland for the first time.
Paris'e ilk kez gitti.
- He went to Paris for the first time.
Dünya nüfusu ilk olarak 1804'te bir milyara ulaştı.
- The world population reached one billion for the first time in 1804.
... it was noticeable within a human lifespan. For the first time in all of human history, ...
... now going back to work tonight at the hospital for the first time since ...