Examples of using "расстегнула" in a sentence and their english translations:
She unbuttoned her shirt.
- She unbuckled her belt.
- She unbuckled his belt.
She unzipped her pants.
Mary unbuttoned her jacket.
She unzipped her pants.
She unzipped her pants.
She opened her backpack.
Mary undid her hair and opened one of the buttons of her blouse.