они следят за

they are watching

→ они
phrase Rare #44,936
they are watching Depending on context, this can also mean “they are monitoring” or “they are keeping an eye on” someone or something.
RU: Они следят за машиной.
EN: They are watching the car.

Они следят за нами.

They are watching us.

— Лабиринт Фавна (2006)

Они следят за тобой.

They are watching you.

— Двойная рокировка (2002)