不过当你从一个原创网站上进行引用或是摘录时，一定要获得对方同意并给一个链接，这样做的话说不定还能和对方交上朋友。
There may be times when it's best to include a quote or excerpt from the original site, but be sure to give proper attribution and you may get a [link] friend for life!
附加事件本质上是一个XAML语言概念，用于引用在本身并不定义事件的对象上处理的事件。
An attached event is, fundamentally, a XAML language concept used to reference events that are handled on objects that do not, themselves, define events.
为什么不定义引用而是指针呢？
为什么不定义引用而是指针呢？
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