This is because lighter colors take in less of the strong heat of the sun than dark colors do.
VOA: special.2009.08.19
Now, there's nothing special about annual-- that's the time it take the Earth to go around the sun, but it doesn't have any relevance to finance-- but we are just accustomed to using that.
这里所谓的一年也没什么特别,就是地球绕太阳一圈的时间,和金融没什么关系,我们只是习惯这么用
The answer is yes. However, you first must take the steps necessary to protect yourself and your family from the dangers of the sun.
VOA: special.2010.07.06