Расстановка переносов
by a fac·tor of fourТурецкое произношение
bay ı fäktır ıv fôrПроизношение
/ˈbī ə ˈfaktər əv ˈfôr/ /ˈbaɪ ə ˈfæktɜr əv ˈfɔːr/
Видео
... of three or by a factor of four over the course of a human lifespan. That too was an immense ...