我知道我这里省略了好多东西，特别是最后一点，很难让你让你们掌握。
I know that I'm leaving a lot out here, and that, especially this last tip is kind of hard to wrap your brain around.
由于这里省略了一些比较微小但也许很有用的变化，在必要的时候您可以自行查阅 perldoc 帮助文档。
You should consult them yourself, since this summary omits many minor but possibly significant changes.
这里省略了详细信息，但是第一个“markup”由组件组成，并且源文本中稍后还有另外的产品取得成功。
The details are left out, but this first "markup" is made of components, and additional productions succeed later in the source.
应用推荐