frontal bone

US /ˈfrʌn.təl ˌboʊn/
UK /ˈfrʌn.təl ˌboʊn/
"frontal bone" picture
1.

额骨

the bone that forms the front part of the skull and the upper part of the eye sockets

:
The surgeon carefully repaired the fractured frontal bone.
外科医生小心翼翼地修复了骨折的额骨
The frontal bone protects the brain from injury.
额骨保护大脑免受伤害。