İki yılda ilk kez bir film izledim.
- I saw a movie for the first time in two years.
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, ...
... For the first time, we have sequenced in the last decade, the human genome. The map ...