OK, so for this guy, domain of definition, which is plane minus the origin with the origin removed is not simply connected.
好滴,目前这里,在有定义的区域里,减掉原点,即移去原点,就不是单连通的。
The same-origin policy prevents a script loaded from one domain from getting or manipulating properties of a document from another domain.
同源策略阻止从一个域上加载的脚本获取或操作另一个域上的文档属性。
In Part 1 of this series, we introduced JSONP as an effective cross-domain communication technique, one that lets you bypass the same-origin policy limitations imposed by the current browsers.
在本系列的第1部分中,我们介绍了JSONP是一种有效的跨域通信技术,允许您绕过当前浏览器带来的同源策略限制。
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