(someone) could dance on a pin

Translations
очень ловкий и грациозный
She moved so elegantly on the dance floor, as if she could dance on a pin.
Она двигалась так изящно на танцполе, как будто могла танцевать на булавке.
Definitions
This phrase is used to describe someone who is extremely light on their feet, agile, or graceful, often in the context of dancing or moving. It suggests that the person is so nimble and delicate that they could dance on the very small point of a pin without difficulty.
Words
someone

pronoun
кто-то
could

functional word
мог бы
dance

verb
танцевать
on

preposition
на
a

article or possessive pronoun
один
pin

noun
булавке