This is the 218th most frequent Chinese word.
进
To enter; to advance; to move forward.
The word "进" is used as a verb here, meaning 'to enter' or 'to come in', commonly used in daily conversations to invite someone into a room or space.
请进。
Please come in.
Here, "进" conveys the meaning of 'arriving at' or 'approaching' a specific place, illustrating movement towards a goal or destination.
火车进站了。
The train has arrived at the station.
In this context, "进" is used to describe entry or admission into an entity or organization, showing a completed action.