1. 护目镜：他们公开了他们的应用编程接口(API)代码,并且可以很容易地免费获得他Handspring公司利用其设备护目镜(Visor)也在做同样的事情. 它是派乐的竞争者. 它使用派乐操作系统. 公司将开放性又往前推进了一步,允

2. 帽舌：名称:帽舌(Visor) 功用:遮阳、挡泥、装饰 说明:为防止冲撞时,帽舌破裂的碎片伤害骑士脸部,帽舌不可固定死,并须为弹性材质,遇撞击时会弹开. 选购考量: 注意帽舌的固定方式是否恰当,以及材质的弹性,还有配戴时不可影响视野. 不光是自行车...

3. 护目镜、观察孔：vision 视觉,视力,显示 | visor 护目镜、观察孔 | voltage drop 电压降[`v?ultid?]

4. 遮阳板：visor 护目镜 | visor 遮阳板 | visual aid 目视航标

1. （头盔上的）面罩，面甲，护面
    A visor is a movable part of a helmet which can be pulled down to protect a person's eyes or face.

    e.g. 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。

2. （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.

    e.g. 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。

noun

1. a brim that projects to the front to shade the eyes

    e.g. he pulled down the bill of his cap and trudged ahead

    Synonym: billpeakeyeshadevizor

2. a piece of armor plate (with eye slits) fixed or hinged to a medieval helmet to protect the face

    Synonym: vizor