first finger

US /ˈfɜːrst ˈfɪŋ.ɡər/
UK /ˈfɜːrst ˈfɪŋ.ɡər/
"first finger" picture
1.

食指

the finger next to the thumb; the index finger

:
Point with your first finger to show me where it is.
用你的食指指给我看它在哪里。
She wore a ring on her first finger.
她把戒指戴在她的食指上。