Şimdiye kadar oraya varmalıydılar.
- They ought to have arrived there by this time.
By the time I reach the age of sixty-five, I will have worked for more than forty.
Onlar o zamana kadar on yıl evliler.
- They had been married for ten years by that time.
O zamana kadar yağmur durursa biz saat ikide başlayacağız.
- We will start at two o'clock if it has stopped raining by that time.
I'll be an old man by the time you finish!.
... At the same time, humans continue their conquest of the globe, ...
... around for a long time. ...