现在有一个笔记工具，能让玩家在结构上挂上标签，供其他人参考，还有一个工具可以改变某个氨基酸所处的结构状态（螺旋、链状和片状）。
There's now an annotation tool, which allows users to tag a structure with notes for others to view as well as a tool that rotates structural elements.
当我们把GPS与黑莓的标签功能结合起来后，它变成了一款非常强大的笔记工具。
When you add BlackBerry's tagging capabilities with GPS, it becomes very powerful note taking tool indeed.
你可以高亮文本、写笔记、给文档注标签或者评论。
You can highlight text, write notes, tag a given document, or comment on it.
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