This is the 1303rd most frequent Russian word.
сектора
"Сектора" in English means "sectors" (plural form).
Here, 'сектора' refers to a part of a circle in geometry.
В геометрической задаче нам нужно найти площадь сектора круга.
In the geometry problem, we need to find the area of a circle sector.
In this sentence, 'сектора' indicates distinct parts or regions of a city.
В городе было несколько секторов с разной инфраструктурой.
The city had several sectors with different infrastructures.
Here, 'сектора' is used to describe an area or field of economic or professional activity.