对于由ZIP和PDF图标引用的文件名，我们再次使用filename属性。

For the names of the files referenced by the ZIP and PDF ICONS, we use the filename attribute again.

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在该文件夹下，找到程序图标文件，其文件名类似于icon@2x.png。

Within that folder, find the png file that is the icon, named something like icon@2x.png for an iPhone 4, or Icon.png for iPhone 3GS and below.

youdao

这个图标是FunctionIconSet 里面的（文件名是 circle_blue.png ）。

The bullet points are icons from the Function Icon Set (the file name is circle_blue.png

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当你在一个文件里时，你点一下这个图标，然后打入你想合并进去的文件名。

A. Well, You click on the icon while you're in a document and then type the name of the document into which you want to merge.

youdao

当你在一个文件里时，你点一下这个图标，然后打入你想合并进去的文件名。

A. Well, You click on the icon while you're in a document and then type the name of the document into which you want to merge.

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