Tri-wing screw
01
三翼螺丝, 三角翼螺丝
a type of screw that features a head with three triangular wings, requiring a Tri-Wing screwdriver or bit for proper installation or removal
例子
To prevent unauthorized access, the device was secured with tri-wing screws.
为了防止未经授权的访问，该设备使用了三翼螺丝进行固定。
The tri-wing screw was difficult to remove without the special screwdriver designed for it.
没有专门设计的螺丝刀，三翼螺丝很难拆卸。
