Morning in the city one skyscraper architecture many housesMorning in the city one skyscraper architecture many houses
A round large building on one support against the background of the night cityA round large building on one support against the background of the night city
The stars of the popular comedy tv series in one photoThe stars of the popular comedy TV series in one photo
In the desert, one car drives from far away from the sand there is nothing hereIn the desert, one car drives from far away from the sand there is nothing here
Без других, в отдельности. Тот же самый, тожественный. Единый, целостный. Число, цифра и количество 1. Какой-то, некий. Только, исключительно. Какой-нибудь в ряду сходных.