This is the 5870th most frequent German word.
bustüren
The word "bustüren" does not exist in German. It may be a typo or misunderstanding.
Here, 'Bustüren' is used in the context of a noun, referring to the 'doors of the bus', in plural form.
Die Bustüren öffneten sich, als der Bus an der Haltestelle ankam.
The bus doors opened as the bus arrived at the stop.
Here, 'Bustüren' again refers to the bus doors but emphasizes the action of moving through them.
Die Kinder drängten sich durch die Bustüren, um schneller einzusteigen.
The children pushed through the bus doors to get on faster.
In this context, 'Bustüren' refers to the bus doors being physically obstructed or jammed due to an external situation.