1.quality or fact or degree of being visible; perceptible by the eye or obvious to the eye;
low visibility caused by fog
2.degree of exposure to public notice;
that candidate does not have sufficient visibility to win an election
3.capability of providing a clear unobstructed view;
a windshield with good visibility
英語單詞visibility:名詞,意為能見度;明顯性;視程;(常復數)可見物。CSS中的“visibility”屬性的作用是規定元素是否可見。Visibility 屬性的用法 Visibility 屬性共有四個可用的值(visible、hidden、collapse 和inherit),但常用的值是visible 和hidden。 瀏覽器支持 所有主流瀏覽器都支持 visibility 屬性。但是,任何的版本的 Internet Explorer (包括 IE8)都不支持 "inherit" 和 "collapse" 屬性