дверь

дверь

Door.

Here, the word "дверь" is used as the direct object receiving the action of being opened, denoting a literal door.

Я открыл дверь в комнату.

I opened the door to the room.

In this sentence, "дверь" is used metaphorically to represent hospitality or willingness to welcome.

Моя дверь всегда открыта для друзей.

My door is always open for friends.

Here, "дверь" denotes a specific entrance that is part of a structure, emphasizing its function as a literal doorway.

Студенты заходили в аудиторию через дверь с знаком.

The students entered the lecture hall through the door with a sign.