名词能见度; 可见性; 可见距离; 清晰度

1. 可见度：Positioning(位置):位置类型(Type)如相对、绝对等;可见度(VisibilityZ轴位置(Z-Index溢出设置(Overfolw布置(Placement夹子(Clip). Extensions(扩展):在视觉效果(Visual Effect)可定义鼠标形状和设置滤镜.

2. 可见：对于直接光照通常采用朝着光源发射阴影光线(shadow rays)来检验其是否为可见(visibility). 按照需要,以精确估算(accurate evaluation)或粗略估算(approximate evaluation)两种不同的方式计算其作用.

1. 可见度;能见度;能见距离
Visibility means how far or how clearly you can see in particular weather conditions.

e.g. Visibility was poor.
能见度很差。

2. 可见性;关注程度;引人注目的程度
If you refer to the visibility of something such as a situation or problem, you mean how much it is seen or noticed by other people.

e.g. The plight of the Kurds gained global visibility.
库尔德人的苦难引起了全球关注。

noun

1. capability of providing a clear unobstructed view

e.g. a windshield with good visibility

2. quality or fact or degree of being visible
perceptible by the eye or obvious to the eye

e.g. low visibility caused by fog

Synonym: visibleness

3. degree of exposure to public notice

e.g. that candidate does not have sufficient visibility to win an election

Synonym: profile