A visor is a movable part of a helmet which can be pulled down to protect a person's eyes or face.
例句
He pulled on a battered old crash helmet with a scratched visor.他戴上了一顶破旧的防护头盔,上面的面罩已有划痕。
N-COUNT
(汽车内挡风玻璃上方的)遮阳板
A visor is a piece of plastic or other material fixed above the windscreen inside a car, which can be turned down to protect the driver's eyes from bright sunshine.
例句
I put down the sun visor to shade my eyes from the light.我拉下遮阳板来遮挡耀眼的阳光。
英英词典释义
Noun
1. a piece of armor plate (with eye slits) fixed or hinged to a medieval helmet to protect the face
2. a brim that projects to the front to shade the eyes;
"he pulled down the bill of his cap and trudged ahead"