손가락에

on the finger

→ 손가락
phrase Rare #32,020
on the finger 손가락 means “finger,” and 에 marks the finger as the location or destination. The exact translation depends on context, such as “in the finger” or “to the finger.”
KO: 반지를 손가락에 끼웠어요.
EN: I put a ring on my finger.

손가락에 뭐 죠?

What's on your finger?

— 비지터 (1993)

손가락에 힘 빼

Relax your fingers.

— 스파이더맨: 뉴 유니버스 (2018)